ErrLookup › facebook/react
facebook/react
The library for web and native user interfaces. · JavaScript · 1,760 source files
Analyzed at eafeac097b on 2026-08-21. 460 documented errors.
| Code / Message | Type | Severity | Tags |
|---|---|---|---|
| Unable to acquire scope for the current node. This is a bug | exception | error | eslint, react-hooks, exhaustive-deps, static-analysis, scope-manager |
| Unsupported node type: ${expression.type} | exception | error | eslint, react-hooks, optional-chaining, static-analysis, dependency-array |
| Unsupported node type: ${node.type} | exception | error | eslint, react-hooks, computed-property, static-analysis, dependency-array |
| ReactART does not support the type "${type}" | exception | error | react-art, renderer, unknown-element-type, host-config |
| Not implemented. | exception | error | react-art, view-transitions, not-implemented, host-config |
| startGestureTransition is not yet supported in react-art. | exception | error | react-art, gesture, view-transitions, not-implemented, host-config |
| react-cache: read and preload may only be called from within | exception | error | react-cache, suspense, render-phase, react-internals |
| Invalid reference. | exception | error | rsc, flight, serialization, streaming, version-mismatch |
| Missing a temporary reference set but the RSC response retur | exception | error | rsc, flight, temporary-references, serialization, server-functions |
| Trying to call a function from "use server" but the callServ | exception | error | rsc, server-functions, callserver, flight, configuration |
| Values cannot be passed to next() of AsyncIterables passed t | exception | error | rsc, async-iterable, streaming, flight, iterator-protocol |
| Failed to read a RSC payload created by a development versio | exception | critical | rsc, flight, version-mismatch, environment, build-mode |
| This module must be shimmed by a specific renderer. | exception | error | build, bundler, react-internals, module-resolution, configuration |
| React Element cannot be passed to Server Functions from the | exception | error | server-functions, serialization, temporary-references, rsc, react-elements |
| Only plain objects, and a few built-ins, can be passed to Se | exception | error | server-functions, serialization, plain-objects, rsc, prototype |
| Client Functions cannot be passed directly to Server Functio | exception | error | server-functions, serialization, use-server, rsc, callbacks |
| Symbols cannot be passed to a Server Function without a temp | exception | error | server-functions, serialization, symbols, rsc, temporary-references |
| Type ${typeof value} is not supported as an argument to a Se | exception | error | server-functions, serialization, unsupported-type, rsc, flight |
| An unsupported type was passed to use(): ${String(usable)} | exception | error | react, hooks, use, devtools, type-error, inspection |
| Unknown Fiber. Needs to be a function component to inspect h | exception | error | react, devtools, fiber, hooks, inspection, type-guard |
| The should not be any remaining suspense node children if th | exception | error | react-devtools, invariant, suspense, internal, traversal |
| There should always be an Offscreen Fiber child in a hydrate | exception | error | react-devtools, invariant, suspense, hydration, offscreen, internal |
| Did not expect a host hoistable to be the root | exception | error | react-devtools, invariant, hoistable, host-component, react-19, internal |
| A dehydrated Suspense node should not have a content Fiber. | exception | error | react-devtools, invariant, suspense, hydration, unmount, internal |
| Encountered a dehydrated Suspense boundary that was previous | exception | error | react-devtools, invariant, suspense, hydration, state-corruption, internal |
| The children should not have changed if we pass in the same | exception | error | react-devtools, invariant, reconciliation, keyed-children, filters, internal |
| Attempted to measure a Suspense node that does not exist. | exception | error | react-devtools, invariant, suspense, measurement, highlight, internal |
| Should have a root instance for a committed root. This is a | exception | error | react-devtools, invariant, root-instance, console-logs, internal |
| Expected a previous Fiber when updating an existing root. | exception | info | react-devtools, invariant, root-fiber, internal, defensive-check |
| There should always be a SuspenseNode parent on a mounted in | exception | error | react-devtools, invariant, suspense, highlight, lookup, internal |
| Unsupported instance kind | exception | error | react-devtools, devtools-shared, component-filters, inspect-element, exhaustive-switch |
| Expected a root instance to exist for this Fiber root | exception | error | react-devtools, fiber-root, multi-root, race-condition, inspect-element |
| Expected the root instance to already exist when starting pr | exception | error | react-devtools, profiler, fiber-root, race-condition |
| Expected overrideError() to not get called for earlier React | exception | error | react-devtools, error-boundary, version-mismatch, legacy-react |
| Expected overrideSuspense() to not get called for earlier Re | exception | error | react-devtools, suspense, version-mismatch, legacy-react, bridge-protocol |
| Expected overrideSuspenseMilestone() to not get called for e | exception | error | react-devtools, suspense, version-mismatch, legacy-react, bulk-operations |
| Expected to see a frame at the next depth. | exception | error | react-devtools, selection-restore, tracked-path, hot-reload, internal-invariant |
| Expected root pseudo key to be known. | exception | error | react-devtools, fiber-root, internal-invariant, bookkeeping |
| Expected counter to be known. | exception | error | react-devtools, fiber-root, internal-invariant, bookkeeping, display-name |
| Expected the root instance to exist when computing a path | exception | error | react-devtools, fiber-root, selection-restore, internal-invariant |
| Expected mounted root to have known pseudo key. | exception | error | react-devtools, fiber-root, selection-restore, internal-invariant, bookkeeping |
| getProfilingData not supported by this renderer | exception | error | react-devtools, profiler, flight, server-components, unsupported-operation |
| Invalid internal instance: ${internalInstance} | exception | error | react-devtools, legacy-react, react-15, internal-instance, monkey-patching |
| Expected to find root ID. | exception | error | react-devtools, legacy-react, react-15, late-attach, root-tracking |
| Hooks not supported by this renderer | exception | error | devtools, hooks, legacy-renderer, react-15, inspector |
| getProfilingData not supported by this renderer | exception | error | devtools, profiling, legacy-renderer, react-15 |
| handleCommitFiberRoot not supported by this renderer | exception | error | devtools, fiber, commit, legacy-renderer, react-15 |
| handleCommitFiberUnmount not supported by this renderer | exception | error | devtools, fiber, unmount, legacy-renderer, react-15 |
| handlePostCommitFiberRoot not supported by this renderer | exception | error | devtools, fiber, commit, legacy-renderer, profiler |
| overrideError not supported by this renderer | exception | error | devtools, error-boundary, debug-toggle, legacy-renderer |
| overrideSuspense not supported by this renderer | exception | error | devtools, suspense, debug-toggle, legacy-renderer |
| overrideSuspenseMilestone not supported by this renderer | exception | error | devtools, suspense, milestone, debug-toggle, legacy-renderer |
| Wall.listen() must return an unlisten function. | validation | error | devtools, bridge, wall, transport, contract |
| Bridge event names must be non-empty strings. | validation | error | devtools, bridge, event-name, validation |
| Cannot ${action} through a Bridge that has been shut down. | exception | error | devtools, bridge, lifecycle, shutdown, use-after-dispose |
| DevTools tooltip root node not found: can't display the cont | exception | error | devtools, context-menu, portal, dom, embedding |
| react-cache: read and preload may only be called from within | validation | error | devtools, cache, hooks, rules-of-hooks, render-phase |
| react-cache: Unsupported React version | exception | critical | devtools, react-version, compatibility, module-init |
| React is running in production mode, but dead code eliminati | exception | warning | production, dead-code-elimination, bundler, performance, react |
| Section offsets must be ordered and non-overlapping. | validation | error | devtools, source-map, indexed-source-map, hooks, bundler |
| Failed to parse source file: ${originalSourceURL} Original | exception | error | devtools, babel, parser, source-map, hooks, flow, typescript |
62 The `style` prop expects a mapping from style properties to values, not a string | exception | error | react-dom, style-prop, jsx, props-validation |
| A React form was unexpectedly submitted. If you called form. | exception | error | react-dom, forms, server-actions, submit |
61 `props.dangerouslySetInnerHTML` must be in the form `{__html: ...}`. Please visi | exception | error | react-dom, dangerouslysetinnerhtml, props-validation, xss |
60 Can only set one of `children` or `props.dangerouslySetInnerHTML`. | exception | error | react-dom, dangerouslysetinnerhtml, children, props-validation |
137 ${tag} is a void element tag and must neither have `children` nor use `dangerous | exception | error | react-dom, void-element, img, children, props-validation |
91 `dangerouslySetInnerHTML` does not make sense on <textarea>. | exception | error | react-dom, textarea, dangerouslysetinnerhtml, forms |
93 <textarea> can only have at most one child. | exception | error | |
560 Cannot use a startGestureTransition() with a comment node root. | exception | error | |
552 Cannot use a startGestureTransition() on a detached root. | exception | error | |
549 Cannot start a gesture with a disconnected AnimationTimeline. | exception | error | |
566 FragmentInstance.scrollIntoView() does not support scrollIntoViewOptions. Use th | exception | error | |
452 React expected an <html> element (document.documentElement) to exist in the Docu | exception | error | |
453 React expected a <head> element (document.head) to exist in the Document but one | exception | error | |
454 React expected a <body> element (document.body) to exist in the Document but one | exception | error | |
451 resolveSingletonInstance was called with an element type that is not supported. | exception | error | |
521 flushSyncWork should not be called from builds that support legacy mode. This is | exception | error | |
446 "resourceRoot" was expected to exist. This is a bug in React. | exception | error | |
528 Expected <link> not to update to be updated to a stylesheet with precedence. Che | exception | error | |
529 Expected stylesheet with precedence to not be updated to a different kind of <li | exception | error | |
444 getResource encountered a type it did not expect: "${type}". this is a bug in Re | exception | error | |
| Expected `${registrationName}` listener to be a function, in | exception | error | |
| Not implemented. | exception | error | |
| The `style` prop expects a mapping from style properties to | exception | error | |
| React form unexpectedly submitted. | exception | error | |
| File/Blob fields are not yet supported in progressive forms. | exception | warning | server-actions, form-data, file-upload, progressive-enhancement, ssr |
| Can only set one of `children` or `props.dangerouslySetInner | exception | error | ssr, dangerouslysetinnerhtml, children, props, hydration |
| `props.dangerouslySetInnerHTML` must be in the form `{__html | exception | error | ssr, dangerouslysetinnerhtml, props |
| input is a self-closing tag and must neither have `children` | exception | error | ssr, input, void-element, children, dangerouslysetinnerhtml |
| `dangerouslySetInnerHTML` does not make sense on <textarea>. | exception | error | ssr, textarea, dangerouslysetinnerhtml |
| If you supply `defaultValue` on a <textarea>, do not pass ch | exception | error | ssr, textarea, children, defaultvalue |
| <textarea> can only have at most one child. | exception | error | ssr, textarea, children, jsx |
| link is a self-closing tag and must neither have `children` | exception | error | ssr, link, void-element, children, dangerouslysetinnerhtml |
| ${tag} is a self-closing tag and must neither have `children | exception | error | ssr, void-element, children, dangerouslysetinnerhtml, br, source |
| menuitems cannot have `children` nor `dangerouslySetInnerHTM | exception | error | ssr, menuitem, void-element, children, deprecated |
| The `<head>` tag may only be rendered once. | exception | error | ssr, head, preamble, document-structure |
| The `<body>` tag may only be rendered once. | exception | error | ssr, body, preamble, document-structure |
| The `<html>` tag may only be rendered once. | exception | error | ssr, html, preamble, document-structure |
| Invalid tag: ${tag} | exception | error | ssr, custom-elements, validation, injection, security |
| React has blocked a javascript: URL as a security precaution | exception | error | security, xss, url-sanitization, javascript-url, ssr |
| react-dom/client is not supported in React Server Components | exception | error | react-server-components, react-dom-client, bundler, use-client, createroot |
| react-dom/profiling is not supported in React Server Compone | exception | error | react-server-components, react-dom, profiling, import-time-error, module-resolution |
| react-dom/server is not supported in React Server Components | exception | error | react-server-components, react-dom, ssr, rendertostring, import-time-error |
| react-dom/static is not supported in React Server Components | exception | error | react-server-components, react-dom, static-generation, prerender, import-time-error |
| react-dom/unstable_testing is not supported in React Server | exception | error | react-server-components, react-dom, testing, act, import-time-error |
522 Invalid form element. requestFormReset must be passed a form that was rendered b | exception | error | react-dom, forms, requestformreset, module-initialization, duplicate-react |
299 Target container is not a DOM element. | exception | error | react-dom, portals, dom, null-container, getelementbyid |
409 Cannot update an unmounted root. | exception | error | react-dom, createroot, unmount, lifecycle, stale-reference |
299 Target container is not a DOM element. | exception | error | react-dom, createroot, bootstrap, dom, null-container |
320 Expected ReactFiberErrorDialog.showErrorDialog to be a function. | exception | error | react-dom, meta-internal, www-build, module-resolution, build-config |
509 ReactDOM: Unsupported Legacy Mode API. | exception | error | react-dom, react-19, legacy-api, render, migration |
299 Target container is not a DOM element. | exception | error | react-dom, legacy-api, dom, null-container |
417 React currently only supports piping to one writable stream. | exception | error | react-dom, ssr, streaming, rendertopipeablestream, node |
426 A component suspended while responding to synchronous input. This will cause the | exception | error | react-dom, ssr, suspense, rendertostring, legacy-api |
299 Target container is not a DOM element. | exception | error | react-dom, portals, dom, null-container, react-native |
527 Incompatible React versions: The "react" and "react-dom" packages must have the | exception | critical | react-dom, react, version-mismatch, npm, installation |
| createFastHash is not supported in this environment. | exception | error | react-flight, server-components, useactionstate, forms, meta-internal |
417 React currently only supports piping to one writable stream. | exception | error | flight, streaming, ssr, server-components |
536 Cannot pass ref in renderToHTML because they will never be hydrated. | exception | error | ref, rendertohtml, react-markup, static-markup |
537 Cannot pass event handlers (${propKey}) in renderToHTML because the HTML will ne | exception | error | event-handlers, rendertohtml, react-markup, static-markup |
248 Not implemented. | exception | error | flight, react-markup, streaming, not-implemented |
535 renderToHTML should not have emitted Server References. This is a bug in React. | exception | error | server-components, server-references, react-markup, form-actions |
320 Expected ReactFiberErrorDialog.showErrorDialog to be a function. | exception | critical | react-native, version-mismatch, module-init, fabric, peer-dependencies |
| render: Unsupported Legacy Mode API. | exception | error | react-native, legacy-mode, concurrent-mode, fabric |
| Could not find host instance from fiber | exception | error | react-native, devtools, inspector, fiber, host-instance |
559 Expected to find a host node. This is a bug in React. | exception | error | react-native, fabric, host-instance, invariant, inspector |
| Not yet implemented. | exception | error | react-native, fabric, offscreen, activity, not-implemented |
233 Unsupported top level event type "${topLevelType}" dispatched | exception | error | react-native, events, native-modules, view-manager, event-registration |
354 getInspectorDataForViewAtPoint() is not available in production. | exception | error | react-native, inspector, dev-only-api, production |
231 Expected `${registrationName}` listener to be a function, instead got a value of | exception | error | react-native, event-handlers, props, type-error |
| isChildPublicInstance() is not available in production. | exception | error | react-native, dev-only-api, production, public-instance |
95 processEventQueue(): Additional events were enqueued while processing an event q | exception | error | react-native, legacy-events, event-batching, reentrancy |
96 EventPluginRegistry: Cannot inject event plugins that do not exist in the plugin | exception | error | react-native, legacy-events, event-plugins, registration |
97 EventPluginRegistry: Event plugins must implement an `extractEvents` method, but | exception | error | react-native, legacy-events, event-plugins, interface |
98 EventPluginRegistry: Failed to publish event `${eventName}` for plugin `${plugin | exception | error | react-native, legacy-events, event-plugins, event-registration |
99 EventPluginRegistry: More than one plugin attempted to publish the same event na | exception | error | |
100 EventPluginRegistry: More than one plugin attempted to publish the same registra | exception | error | |
101 EventPluginRegistry: Cannot inject event plugin ordering more than once. You are | exception | error | |
102 EventPluginRegistry: Cannot inject two different event plugins using the same na | exception | error | |
103 Invalid `event`. | exception | error | |
231 Expected `${registrationName}` listener to be a function, instead got a value of | exception | error | |
138 Touch object is missing identifier. | exception | error | |
279 Trying to release an event instance into a pool of a different type. | exception | error | |
334 Accumulated items must not be null or undefined. | exception | error | |
334 Accumulated items must not be null or undefined. | exception | error | |
146 React Component in warnForMissingKey should have a _store. This error is likely | exception | error | |
525 A React Element from an older version of React was rendered. This is not support | exception | error | |
31 Objects are not valid as a React child (found: ${childString === '[object Object | exception | error | |
150 An object is not an iterable. This error is likely caused by a bug in React. Ple | exception | error | |
151 An iterable object provided no iterator. | exception | error | |
153 Resuming work not yet implemented. | exception | error | |
544 Found a pair with an auto name. This is a bug in React. | exception | error | |
162 This should have a text node initialized. This error is likely caused by a bug i | exception | error | |
558 Client rendering an Activity suspended it again. This is a bug in React. | exception | error | activity, hydration, suspense, ssr, invariant |
284 Expected ref to be a function, an object returned by React.createRef(), or undef | exception | error | refs, props, validation, beginwork |
349 Expected a work-in-progress root. This is a bug in React. Please file an issue. | exception | error | devtools, dev-only, class-components, invariant |
387 Should have a current fiber. This is a bug in React. | exception | error | fiber-root, root-lifecycle, invariant, beginwork |
306 Element type is invalid. Received a promise that resolves to: ${loggedComponent} | exception | error | react-lazy, code-splitting, dynamic-import, element-type |
414 Did not expect this call in production. This is a bug in React. Please file an i | exception | error | build-config, dev-only, fiber, invariant, node-env |
156 Unknown unit of work tag (${workInProgress.tag}). This error is likely caused by | exception | error | version-mismatch, fiber, bundler, reconciler |
191 Invalid argument passed as callback. Expected a function. Instead received: ${ca | exception | error | setstate, class-components, callback, validation |
160 Expected to find a host parent. This error is likely caused by a bug in React. P | exception | error | commit-phase, placement, host-tree, invariant |
161 Invalid host parent fiber. This error is likely caused by a bug in React. Please | exception | error | version-mismatch, custom-renderer, placement, host-config |
544 Found a pair with an auto name. This is a bug in React. | exception | error | view-transitions, experimental, commit-phase, invariant |
163 This unit of work tag should not have side-effects. This error is likely caused | exception | error | commit-phase, snapshot, class-components, invariant |
160 Expected to find a host parent. This error is likely caused by a bug in React. P | exception | error | commit-phase, deletion, portals, invariant |
435 Unexpected Suspense handler tag (${finishedWork.tag}). This is a bug in React. | exception | error | suspense, retry, wakeable, invariant |
162 This should have a text node initialized. This error is likely caused by a bug i | exception | error | host-text, custom-renderer, commit-phase, hydration |
318 A dehydrated suspense component was completed without a hydrated node. This is p | exception | error | hydration, activity, ssr, invariant |
166 We must have new props for new mounts. This error is likely caused by a bug in R | exception | error | host-singleton, complete-phase, aborted-render, invariant |
558 Client rendering an Activity suspended it again. This is a bug in React. | exception | error | activity, hydration, suspense, react-internal, invariant |
156 Unknown unit of work tag (${workInProgress.tag}). This error is likely caused by | exception | error | react-internal, invariant, version-mismatch, fiber |
| This module must be shimmed by a specific renderer. | exception | critical | build-config, jest, bundler, module-resolution, react-internal |
305 The current renderer does not support hydration. This error is likely caused by | exception | error | hydration, custom-renderer, renderer-capability, react-native |
386 The current renderer does not support microtasks. This error is likely caused by | exception | error | microtasks, custom-renderer, renderer-capability, suspense |
275 The current renderer does not support mutation. This error is likely caused by a | exception | error | mutation, custom-renderer, renderer-capability, commit-phase |
270 The current renderer does not support persistence. This error is likely caused b | exception | error | persistence, custom-renderer, renderer-capability, commit-phase |
442 The current renderer does not support Resources. This error is likely caused by | exception | error | resources, float, custom-renderer, stylesheets, react-native |
357 The current renderer does not support React Scopes. This error is likely caused | exception | error | scopes, experimental, custom-renderer, renderer-capability |
450 The current renderer does not support Singletons. This error is likely caused by | exception | error | singletons, custom-renderer, renderer-capability, document-elements |
361 The current renderer does not support test selectors. This error is likely cause | exception | error | test-selectors, testing, custom-renderer, renderer-capability |
583 The current renderer does not support view transitions. This error is likely cau | exception | error | view-transitions, custom-renderer, renderer-capability, react-native |
321 Invalid hook call. Hooks can only be called inside of the body of a function com | exception | error | hooks, rules-of-hooks, version-mismatch, duplicate-packages |
467 Update hook called on initial render. This is likely a bug in React. Please file | exception | error | hooks, react-internal, invariant, suspense |
438 An unsupported type was passed to use(): | exception | error | hooks, use-api, suspense, type-validation |
349 Expected a work-in-progress root. This is a bug in React. Please file an issue. | exception | error | react, hooks, invariant, gesture-transition, use-optimistic, internal-bug |
407 Missing getServerSnapshot, which is required for server-rendered content. Will r | exception | error | react, hooks, use-sync-external-store, ssr, hydration, external-store |
485 Cannot update action state while rendering. | exception | error | react, hooks, use-action-state, render-phase-update, forms |
440 A function wrapped in useEffectEvent can't be called during rendering. | exception | error | react, hooks, use-effect-event, experimental, render-phase |
476 Expected the form instance to be a HostComponent. This is a bug in React. | exception | error | react, forms, form-actions, invariant, internal-bug |
| Cannot requestFormReset() inside a startGestureTransition. T | exception | error | react, forms, gesture-transition, experimental, request-form-reset |
| Cannot update optimistic state while rendering. | exception | error | react, hooks, use-optimistic, render-phase-update |
| ${getComponentNameFromFiber(fiber) || 'Unknown'}.getChildCon | exception | error | react, legacy-context, class-components, child-context-types, proptypes |
| Context can only be read while React is rendering. In classe | exception | error | react, context, read-context, render-phase, internals |
| Unable to find node on an unmounted component. | exception | error | react, finddomnode, unmounted, refs, deprecated-api, lifecycle |
| Argument appears to not be a ReactComponent. Keys: ${keys} | exception | error | react, finddomnode, invalid-argument, refs |
| A rejected Promise was passed to React without a `reason` pr | exception | error | react, suspense, use, promise, thenable, instrumentation |
| An unknown Component is an async Client Component. Only Serv | exception | error | react, suspense, use, async-component, rsc, server-components, nextjs |
| Hooks are not supported inside an async component. This erro | exception | error | hooks, async-components, use-client, suspense, server-components |
| Unable to find node on an unmounted component. | exception | error | unmounted, finddomnode, refs, fiber, stale-reference |
| Cannot setState on regular state inside a startGestureTransi | exception | error | gesture-transition, use-optimistic, set-state, transitions, experimental |
327 Should not already be working. | exception | error | internal-invariant, flush-sync, reentrancy, version-mismatch |
345 Root did not complete. This is a bug in React. | exception | error | internal-invariant, render, commit, concurrent |
329 Unknown root exit status. | exception | error | internal-invariant, render, exit-status |
462 Unexpected SuspendedReason. This is a bug in React. | exception | error | internal-invariant, work-loop, suspense, time-slicing |
177 Cannot commit the same tree as before. This error is likely caused by a bug in R | exception | error | internal-invariant, commit, double-commit |
331 Cannot flush passive effects while already rendering. | exception | error | internal-invariant, passive-effects, reentrancy |
314 Pinged unknown suspense boundary type. This is probably a bug in React. | exception | error | internal-invariant, suspense, retry, ping |
598 Maximum update depth exceeded. This could be an infinite loop. This can happen w | exception | error | infinite-loop, render-phase-update, use-layout-effect, set-state, nested-updates |
185 Maximum update depth exceeded. This can happen when a component repeatedly calls | exception | error | infinite-loop, component-did-update, set-state, class-components |
364 Invalid host root specified. Should be either a React container or a node with a | exception | error | test-selectors, devtools, find-all-nodes, data-testname |
362 Could not find React container within specified host subtree. | exception | error | test-selectors, devtools, container, find-all-nodes |
365 Invalid selector type specified. | exception | error | test-selectors, selector, symbol-mismatch, duplicate-packages |
363 Test selector API is not supported by this renderer. | exception | error | test-selectors, renderer-support, custom-renderer, react-native |
| React Refresh Babel transform should only be enabled in deve | exception | error | babel, react-refresh, fast-refresh, build-config, environment |
| React Refresh runtime should not be included in the producti | exception | critical | react-refresh, fast-refresh, production-bundle, bundler, devtools |
| Could not find helpers for a root. This is a bug in React Re | exception | error | react-refresh, fast-refresh, duplicate-packages, version-mismatch, react-internals |
| Use react-server-dom-esm/client instead. | exception | error | react-server-components, entrypoint, api-misuse, esm |
| Use react-server-dom-esm/client instead. | exception | error | react-server-components, entrypoint, api-misuse, npm |
| The React Server Writer cannot be used outside a react-serve | exception | error | react-server-components, node, export-conditions, environment |
| The React Server Writer cannot be used outside a react-serve | exception | error | react-server-components, node, export-conditions, static-generation |
| The React Server cannot be used outside a react-server envir | exception | error | react-server-components, node, export-conditions, environment |
| The source map has more mappings than there are lines. | exception | error | source-maps, react-server-components, node-loader, build-tooling |
| Expected resolve to have been called before transformSource | exception | error | node-loader, esm, react-server-components, loader-chaining |
| Expected the transformed source to be a string. | exception | error | node-loader, esm, re-exports, react-server-components |
| Attempted to call the default export of ${url} from the serv | exception | error | react-server-components, client-references, use-client, server-components |
| Attempted to call ${name}() from the server but ${name} is o | exception | error | react-server-components, client-references, use-client, server-components |
| Expected getSource to have been called before transformSourc | exception | error | react-server-components, node-esm, module-loader, node, rsc |
| Cannot have both "use client" and "use server" directives in | exception | error | use-client, use-server, react-server-components, directives, rsc |
| Expected source to have been transformed to a string. | exception | error | node-esm, module-loader, buffer, react-server-components |
| Expected source to have been loaded into a string. | exception | error | node-esm, module-loader, buffer, react-server-components |
| Attempted to load a Server Reference outside the hosted root | exception | error | react-server-components, server-actions, base-url, rsc-client |
| Server Functions cannot be called during initial render. Thi | exception | error | react-server-components, server-actions, render, fetch-waterfall, ssr |
| React currently only supports piping to one writable stream. | exception | error | streaming, ssr, react-server-components, render-to-pipeable-stream |
| Attempted to load a Client Module outside the hosted root. | exception | error | react-server-components, base-url, client-references, bundler |
| The React Server cannot be used outside a react-server envir | exception | error | react-server, conditions, node, package-exports |
| Use react-server-dom-parcel/client instead. | exception | error | react-server-components, parcel, package-exports, imports |
| Use react-server-dom-parcel/client instead. | exception | error | react-server-components, parcel, package-exports, imports |
| The React Server Writer cannot be used outside a react-serve | exception | error | react-server, conditions, node, package-exports, parcel |
| The React Server Writer cannot be used outside a react-serve | exception | error | react-server, conditions, node, package-exports, parcel |
| The React Server cannot be used outside a react-server envir | exception | error | react-server, conditions, node, package-exports, parcel |
| Invalid server action: ${ref} | exception | error | react-server-components, server-actions, parcel, manifest |
| No server callback has been registered. Call setServerCallba | exception | error | react-server-components, server-actions, parcel, bootstrap |
| Server Functions cannot be called during initial render. Thi | exception | error | react-server-components, server-actions, edge, render, fetch-waterfall |
| Server Functions cannot be called during initial render. Thi | exception | error | react-server-components, server-actions, ssr, render, fetch-waterfall |
| Server actions must be functions | exception | error | react-server-components, server-actions, parcel, exports |
| Server actions must be functions | exception | error | react-server-components, server-actions, parcel, edge, exports |
| React currently only supports piping to one writable stream. | exception | error | react-server-components, parcel, node-streams, ssr, render-to-pipeable-stream |
| Server actions must be functions | exception | error | server-actions, use-server, parcel, module-exports |
| The React Server cannot be used outside a react-server envir | exception | critical | react-server-components, parcel, node-conditions, environment, import-time-error |
| Use react-server-dom-turbopack/client instead. | exception | critical | react-server-components, turbopack, package-exports, import-time-error |
| Use react-server-dom-turbopack/client instead. | exception | critical | react-server-components, turbopack, npm, package-exports, import-time-error |
| The React Server Writer cannot be used outside a react-serve | exception | critical | react-server-components, turbopack, node-conditions, environment, import-time-error |
| The React Server Writer cannot be used outside a react-serve | exception | critical | react-server-components, turbopack, node-conditions, edge-runtime, import-time-error |
| The React Server cannot be used outside a react-server envir | exception | critical | react-server-components, turbopack, node-conditions, environment, import-time-error |
| Cannot await or return from a thenable. You cannot await a c | exception | error | react-server-components, turbopack, client-references, use-client, await |
| Cannot access ${expression} on the server. You cannot dot in | exception | error | react-server-components, turbopack, client-references, use-client, proxy |
| Cannot assign to a client module from a server module. | exception | error | react-server-components, turbopack, client-references, use-client, mutation |
| Attempted to call the default export of ${moduleId} from the | exception | error | react-server-components, turbopack, client-references, interop, default-export |
| Cannot read Symbol exports. Only named exports are supported | exception | error | react-server-components, turbopack, client-references, symbol, iteration |
| Attempted to call ${String(name)}() from the server but ${St | exception | error | react-server-components, turbopack, client-references, use-client, function-call |
| Could not find the module "${metadata[ID]}" in the React Ser | exception | error | react-server-components, turbopack, bundler, manifest, cache-invalidation |
| Could not find the module "${id}" in the React Server Manife | exception | error | server-actions, turbopack, bundler, manifest, cache-invalidation |
| Server Functions cannot be called during initial render. Thi | exception | error | server-actions, turbopack, edge-runtime, ssr, render-phase |
| Server Functions cannot be called during initial render. Thi | exception | error | server-actions, turbopack, ssr, node, render-phase |
| React currently only supports piping to one writable stream. | exception | error | react-server-components, turbopack, node-streams, ssr, render-to-pipeable-stream |
| Could not find the module "${modulePath}" in the React Clien | exception | error | rsc, react-server-components, turbopack, bundler, client-manifest, serialization |
| The module "${modulePath}" is marked as an async ESM module | exception | error | rsc, react-server-components, turbopack, esm, cjs, async-modules, bundler |
| The React Server cannot be used outside a react-server envir | exception | error | rsc, react-server-components, node, export-conditions, environment, turbopack |
| Use react-server-dom-webpack/client instead. | exception | error | rsc, react-server-components, unbundled, imports, entry-point |
| Use react-server-dom-unbundled/client instead. | exception | error | rsc, react-server-components, unbundled, imports, entry-point, npm |
| The React Server Writer cannot be used outside a react-serve | exception | error | rsc, react-server-components, unbundled, node, export-conditions, environment |
| The React Server Writer cannot be used outside a react-serve | exception | error | rsc, react-server-components, unbundled, static-rendering, node, export-conditions |
| The React Server cannot be used outside a react-server envir | exception | error | rsc, react-server-components, unbundled, node, export-conditions, environment |
| The source map has more mappings than there are lines. | validation | error | rsc, react-server-components, unbundled, source-maps, node-loader, build-tooling |
| Attempted to call the default export of ${url} from the serv | exception | error | rsc, react-server-components, client-boundary, server-components, unbundled, node-loader |
| Attempted to call ${name}() from the server but ${name} is o | exception | error | rsc, react-server-components, client-boundary, server-components, unbundled, node-loader |
| Cannot have both "use client" and "use server" directives in | exception | error | rsc, react-server-components, use-client, use-server, directives, node-loader, unbundled |
| Cannot have both "use client" and "use server" directives in | exception | error | rsc, react-server-components, use-client, use-server, directives, node-register, unbundled |
| Cannot await or return from a thenable. You cannot await a c | exception | error | rsc, react-server-components, client-boundary, thenable, await, proxy, unbundled |
| Cannot access ${expression} on the server. You cannot dot in | exception | error | rsc, react-server-components, client-boundary, property-access, proxy, unbundled |
| Cannot assign to a client module from a server module. | exception | error | rsc, react-server-components, client-boundary, mutation, proxy, unbundled |
| Attempted to call the default export of ${moduleId} from the | exception | error | rsc, react-server-components, client-boundary, interop, esmodule, default-export, unbundled |
| Cannot read Symbol exports. Only named exports are supported | exception | error | rsc, react-server-components, client-boundary, symbol, namespace-import, proxy, unbundled |
| Attempted to call ${String(name)}() from the server but ${St | exception | error | rsc, react-server-components, client-boundary, server-components, unbundled, proxy |
| Could not find the module "${metadata[ID]}" in the React Ser | exception | error | react-server-components, bundler, manifest, client-reference, flight |
| Server Functions cannot be called during initial render. Thi | exception | error | react-server-components, server-functions, edge-runtime, ssr, waterfall |
| Server Functions cannot be called during initial render. Thi | exception | error | react-server-components, server-functions, node, ssr |
| React currently only supports piping to one writable stream. | exception | error | react-server-components, node, streaming, flight |
| Could not find the module "${modulePath}" in the React Clien | exception | error | react-server-components, webpack, manifest, client-reference |
| The module "${modulePath}" is marked as an async ESM module | exception | error | react-server-components, esm, cjs, webpack, manifest |
| The React Server cannot be used outside a react-server envir | exception | error | react-server-components, node, package-exports, conditions |
| Use react-server-dom-webpack/client instead. | exception | error | react-server-components, webpack, package-exports, imports |
| Use react-server-dom-webpack/client instead. | exception | error | react-server-components, webpack, package-exports, imports |
| The React Server Writer cannot be used outside a react-serve | exception | error | react-server-components, node, package-exports, conditions |
| The React Server Writer cannot be used outside a react-serve | exception | error | react-server-components, webpack, package-exports, conditions, edge |
| The React Server cannot be used outside a react-server envir | exception | error | react-server-components, node, package-exports, conditions |
| The React Server cannot be used outside a react-server envir | exception | error | react-server-components, node, package-exports, conditions |
| The source map has more mappings than there are lines. | exception | error | webpack, source-maps, loader, react-server-components |
| Attempted to call the default export of ${url} from the serv | exception | error | react-server-components, use-client, client-reference, server-boundary |
| Attempted to call ${name}() from the server but ${name} is o | exception | error | react-server-components, use-client, client-reference, server-boundary |
| Cannot have both "use client" and "use server" directives in | exception | error | react-server-components, use-client, use-server, directives, webpack-loader |
| Cannot have both "use client" and "use server" directives in | exception | error | react-server-components, use-client, use-server, directives, commonjs |
| React Server Plugin: You must specify the isServer option as | exception | error | webpack, plugin, options, validation, react-server-components |
| TODO: Implement the server compiler. | exception | error | webpack, plugin, not-implemented, react-server-components |
| Cannot await or return from a thenable. You cannot await a c | exception | error | react-server-components, use-client, client-reference, await, dynamic-import |
| Cannot access ${expression} on the server. You cannot dot in | exception | error | react-server-components, use-client, client-reference, proxy, property-access |
| Cannot assign to a client module from a server module. | exception | error | react-server-components, use-client, client-reference, proxy, mutation |
| Attempted to call the default export of ${moduleId} from the | exception | error | react-server-components, use-client, client-reference, default-export, interop |
| Cannot read Symbol exports. Only named exports are supported | exception | error | react-server-components, use-client, client-reference, symbol, esm |
| Attempted to call ${String(name)}() from the server but ${St | exception | error | react-server-components, use-client, client-reference, named-export, function-call |
| Could not find the module "${metadata[ID]}" in the React Ser | exception | critical | react-server-components, bundler-manifest, webpack, client-manifest, stale-build |
| Could not find the module "${id}" in the React Server Manife | exception | critical | react-server-components, server-actions, bundler-manifest, webpack, stale-build |
| Server Functions cannot be called during initial render. Thi | exception | error | server-actions, ssr, edge-runtime, fetch-waterfall, react-server-components |
| Server Functions cannot be called during initial render. Thi | exception | error | server-actions, ssr, node, fetch-waterfall, react-server-components |
| React currently only supports piping to one writable stream. | exception | error | ssr, streams, render-to-pipeable-stream, node, fizz |
| Could not find the module "${modulePath}" in the React Clien | exception | critical | react-server-components, bundler-manifest, webpack, client-manifest, stale-build |
| The module "${modulePath}" is marked as an async ESM module | exception | critical | react-server-components, bundler-manifest, esm, cjs, async-modules, webpack |
| Invalid hook call. Hooks can only be called inside of the bo | exception | error | hooks, invalid-hook-call, ssr, duplicate-react, version-mismatch |
| Rendered more hooks than during the previous render | exception | error | hooks, rules-of-hooks, conditional-hooks, ssr, fizz |
| Too many re-renders. React limits the number of renders to p | exception | error | hooks, setstate, infinite-loop, render-phase-update, ssr |
| A function wrapped in useEffectEvent can't be called during | exception | error | hooks, useeffectevent, experimental, ssr, fizz |
| Missing getServerSnapshot, which is required for server-rend | exception | error | hooks, usesyncexternalstore, ssr, external-store, hydration |
| startTransition cannot be called during server rendering. | exception | error | hooks, usetransition, starttransition, ssr, fizz |
| Cannot update optimistic state while rendering. | exception | error | ssr, use-optimistic, hooks, server-rendering |
| Invalid hook call. Hooks can only be called inside of the bo | exception | error | invalid-hook-call, use-id, rules-of-hooks, ssr, duplicate-react |
438 An unsupported type was passed to use(): ${String(usable)} | exception | error | use-hook, invalid-argument, server-components, ssr |
393 Cache cannot be refreshed during server rendering. | exception | error | use-cache-refresh, ssr, server-rendering, cache |
538 Cannot use state or effect Hooks in renderToHTML because this component will nev | exception | error | static-rendering, render-to-static-markup, hooks, ssr |
108 ${getComponentNameFromType(type) || 'Unknown'}.getChildContext(): key "${context | exception | error | legacy-context, child-context-types, class-components, ssr |
488 Couldn't find all resumable slots by key/index during replaying. The tree doesn' | exception | warning | ssr, resume, prerender, tree-mismatch, suspense |
130 Element type is invalid: expected a string (for built-in components) or a class/ | exception | error | invalid-element-type, imports, undefined, ssr |
489 Expected the resume to render <${node[0]}> in this slot but instead it rendered | exception | warning | ssr, resume, tree-mismatch, component-mismatch |
490 Expected the resume to render <Suspense> in this slot but instead it rendered <$ | exception | warning | ssr, resume, tree-mismatch, suspense |
257 Portals are not currently supported by the server renderer. Render them conditio | exception | error | portal, ssr, dom, modal |
31 Objects are not valid as a React child (found: ${childString === '[object Object | exception | error | invalid-child, objects, jsx, ssr |
343 ReactDOMServer does not yet support scope components. | exception | error | scope, experimental-api, feature-flags, ssr |
600 A rejected Promise was passed to React without a `reason` property. React threw | exception | error | promise, suspense, use, instrumentation |
580 Server Function has too many bound arguments. Received %s but the limit is %s. | exception | error | server-actions, bind, argument-limit, rsc |
373 This Hook is not supported in Server Components. | exception | error | server-components, hooks, use-client, rsc |
384 Refreshing the cache is not supported in Server Components. | exception | error | use-cache-refresh, server-components, rsc, cache |
502 Cannot read a Client Context from a Server Component. | exception | error | react, server-components, rsc, usecontext, use-client, context |
433 useId can only be used while React is rendering | exception | error | react, server-components, useid, hooks, invalid-hook-call |
503 Cannot use() an already resolved Client Reference. | exception | error | react, use, client-references, server-components |
438 An unsupported type was passed to use(): %s | exception | error | react, use, type-error, hooks |
571 Maximum array nesting exceeded. Large nested arrays can be dangerous. Try adding | exception | error | react, server-actions, serialization, dos-protection, arrays |
570 Invalid reference. | exception | error | react, server-actions, deserialization, flight-protocol |
599 Expected an initialized chunk but got an initialized stream chunk instead. This | exception | error | react, server-actions, version-mismatch, deserialization |
574 Invalid forward reference. | exception | error | react, server-actions, deserialization, flight-protocol, truncation |
575 Invalid Map initializer. | exception | error | react, server-actions, deserialization, map |
572 Already initialized Map. | exception | error | react, server-actions, deserialization, map, cyclic-reference |
576 Invalid Set initializer. | exception | error | react, server-actions, deserialization, set |
573 Already initialized Set. | exception | error | react, server-actions, deserialization, set, cyclic-reference |
577 Invalid Iterator initializer. | exception | error | react, server-actions, deserialization, iterator |
578 Already initialized Iterator. | exception | error | react, server-actions, deserialization, iterator, cyclic-reference |
568 Already initialized typed array. | exception | error | react, server-actions, deserialization, typed-array |
567 Already initialized stream. | exception | error | react, server-actions, deserialization, stream, readable-stream |
524 Values cannot be passed to next() of AsyncIterables passed to Client Components. | exception | error | react, server-components, async-iterator, use, flight-protocol |
526 Could not reference an opaque temporary reference. This is likely due to misconf | exception | error | server-components, server-actions, temporary-references, serialization, form-data |
581 BigInt is too large. Received %s digits but the limit is %s. | exception | error | bigint, server-actions, serialization, input-limits |
582 Referenced Blob is not a Blob. | exception | error | blob, file-upload, form-data, server-actions, serialization |
458 Currently React only supports one RSC renderer at a time. | exception | critical | server-components, renderer, duplicate-packages, module-resolution |
379 Refs cannot be used in Server Components, nor passed to Client Components. | exception | error | refs, server-components, serialization, props |
525 A React Element from an older version of React was rendered. This is not support | exception | critical | version-mismatch, jsx-runtime, duplicate-packages, bundling, server-components |
498 Only plain objects, and a few built-ins, can be passed to Client Components from | exception | error | serialization, props, plain-objects, server-components |
526 Could not reference an opaque temporary reference. This is likely due to misconf | exception | error | server-components, temporary-references, serialization, server-actions |
374 Event handlers cannot be passed to Client Component props.%s
If you need interac | exception | error | event-handlers, props, functions, server-components |
506 Functions are not valid as a child of Client Components. This may happen if you | exception | error | children, functions, dev-only, server-components |
375 Functions cannot be passed directly to Client Components unless you explicitly e | exception | error | functions, props, server-actions, server-components |
376 Only global symbols received from Symbol.for(...) can be passed to Client Compon | exception | error | symbol, serialization, props, server-components |
378 Type ${typeof value} is not supported in Client Component props. | exception | error | serialization, props, type-support, server-components |
| onError returned something with a type other than "string". | exception | error | onerror, callback-contract, configuration, server-components |
514 Cannot access ${String(name)} on the server. You cannot dot into a temporary cli | exception | error | temporary-references, proxy, server-components, props |
515 Cannot assign to a temporary client reference from a server module. | exception | error | temporary-references, proxy, mutation, server-components |
516 Attempted to call a temporary Client Reference from the server but it is on the | exception | error | temporary-references, server-actions, callbacks, server-components |
600 A rejected Promise was passed to React without a `reason` property. React threw | exception | error | promise, thenable, instrumentation, suspense, server-components |
492 The "react" package in this environment is not configured correctly. The "react- | exception | critical | bundler, export-conditions, react-server, configuration, module-resolution |
532 Attempted to render a Client Component from renderToHTML. This is not supported | exception | error | rendertohtml, client-components, static-generation, server-components |
533 Attempted to render a Server Action from renderToHTML. This is not supported sin | exception | error | react-server-components, server-actions, rendertohtml, forms, static-rendering |
| react-test-renderer/shallow has been removed. See https://re | exception | error | react-test-renderer, shallow-rendering, react-19, removed-api, migration |
| No instances found ${message} | exception | error | testing, react-test-renderer, find-by-type, query-no-match |
| Expected 1 but found ${all.length} instances ${message} | exception | error | testing, react-test-renderer, find-by-type, query-multiple-matches |
| Can't access .root on unmounted test renderer | exception | error | testing, react-test-renderer, unmounted, root-access |
| act(...) is not supported in production builds of React. | exception | error | testing, act, production-build, node-env, jest |
| takes an object of state variables to update or a function w | exception | error | class-component, setstate, invalid-argument |
| Objects are not valid as a React child (found: ${childrenStr | exception | error | react-children, invalid-child, jsx, objects-as-children |
| React.Children.only expected to receive a single React eleme | exception | error | react-children, children-only, single-child, isvalidelement |
| startGestureTransition should not be exported when the enabl | exception | error | experimental-api, feature-flag, gesture-transition, release-channel |
| A Timeline is required as the first argument to startGesture | exception | error | gesture-transition, missing-argument, null-argument, experimental-api |
| To taint a value, a lifetime must be defined by passing an o | exception | error | security, taint-apis, taintuniquevalue, lifetime, server-components |
| taintUniqueValue cannot taint objects or functions. Try tain | exception | error | security, taint-apis, taintuniquevalue, taintobjectreference, wrong-api |
| Cannot taint a ${kind} because the value is too general and | exception | error | security, taint-apis, taintuniquevalue, invalid-type |
| Only objects or functions can be passed to taintObjectRefere | exception | error | security, taint-apis, taintobjectreference, wrong-api |
| Only objects or functions can be passed to taintObjectRefere | exception | error | security, taint-apis, taintobjectreference, null-argument, invalid-type |
| The argument must be a React element, but you passed ${eleme | exception | error | cloneelement, isvalidelement, children, null-argument |
| Cannot reset while already flushing work. | exception | error | scheduler, testing, mock, reentrancy |
| Already flushing work. | exception | error | scheduler, testing, mock, reentrancy |
| Log is not empty. Assert on the log of yielded values before | exception | error | scheduler, testing, mock, assertions |
| While flushing work, something yielded a value. Use an asser | exception | error | scheduler, testing, mock, assertions |
| Unexpected dehydrated hook; this is a DevTools error. | console | warning | react-devtools, hooks, inspection, devtools |
| A flushSync update cancelled a View Transition because it wa | console | warning | react-19, view-transitions, flushsync, concurrency |
| Only one connection allowed at a time. Closing the previous | console | warning | react-devtools, websocket, standalone, connection |
| Invalid renderer id "${rendererID}" | console | warning | react-devtools, renderer, bridge, devtools |
| Invalid renderer id "${rendererID}" for element "${id}" | console | warning | react-devtools, renderer, clipboard, bridge |
| Unable to obtain serialized value for element "${id}" | console | warning | react-devtools, clipboard, serialization, devtools |
| Invalid component filter type "${componentFilter.type}" | console | warning | react-devtools, component-filters, localstorage, enum-validation, version-mismatch |
| Could not find DevToolsInstance with id "${id}" | console | warning | react-devtools, devtools-backend, stale-id, race-condition, unmounted-component |
| Could not suspend ID '${suspendedSet[i]}' since the instance | console | warning | react-devtools, suspense, time-travel, stale-id, console-warning |
| Cannot not suspend ID '${suspendedSet[i]}'. | console | warning | react-devtools, suspense, activity, server-components, dev-only |
| Could not find instance with id "${id}" | console | warning | react-devtools, legacy-renderer, element-selection, dev-only |
| Could not find element with id "${id}" | console | warning | react-devtools, legacy-renderer, element-selection, dev-only |
| Invalid renderer id "${rendererID}" for element "${id}" | console | warning | react-devtools, highlighter, renderer-registration, dev-only |
| Invalid renderer id "${match.rendererID}" for element "${mat | console | warning | react-devtools, highlighter, hover, suspense, renderer-registration, dev-only |
| Profiling data cannot be updated while profiling is in progr | console | warning | react-devtools, profiler, import-export, state-conflict, dev-only |
| Invalid index ${index} specified; store contains ${this.numE | console | warning | react-devtools, store, virtualization, stale-index, dev-only |
| No element found with id "${id}" | console | warning | react-devtools, store, element-lookup, dev-only |
| No suspense found with id "${id}" | console | warning | react-devtools, store, suspense, element-lookup, dev-only |
| Unsupported type "${type}" specified for ButtonIcon | console | warning | react-devtools, button-icon, invalid-prop-value, ui |
| <Element> Could not find element at index ${index} | console | warning | react-devtools, components-tree, race-condition, virtualization, dev-only |
| Unsupported type "${type}" specified for Icon | console | warning | react-devtools, icon, invalid-prop-value, ui |
| More than one external source map detected in the source fil | console | warning | react-devtools, source-maps, hook-names, bundler, dev-only |
| startGestureTransition() required cloning a <%s> element sin | console | warning | react-dom, view-transitions, gesture-transitions, media-elements, dev-only |
| Cannot cancel root view transition on a comment node. All vi | console | warning | react-dom, view-transitions, container-node, dev-only |
| You are attempting to scroll a FragmentInstance that is only | console | error | |
| hydrate through createRoot is deprecated. Use ReactDOMClient | console | error | |
| restoreViewTransitionName is not implemented | console | error | |
| cancelViewTransitionName is not implemented | console | error | |
| cloneRootViewTransitionContainer is not implemented | console | error | |
| removeRootViewTransitionClone is not implemented | console | error | |
| measureInstance is not implemented | console | error | |
| measureClonedInstance is not implemented | console | error | |
| hasInstanceChanged is not implemented | console | error | |
| hasInstanceAffectedParent is not implemented | console | error | |
| startGestureTransition is not implemented | console | error | |
| stopViewTransition is not implemented | console | error | |
| startViewTransition didn't kick off transition in Fabric, th | console | error | |
| Ended a touch event which was not counted in `trackedTouchCo | console | error | |
| Cannot record touch move without a touch start. Touch Move: | console | error | |
| Cannot record touch end without a touch start. Touch End: %s | console | error | |
| This synthetic event is reused for performance reasons. If y | console | error | |
| A cache instance was retained after it was already freed. Th | console | error | |
| A cache instance was released after it was already freed. Th | console | error | |
| An error occurred in the <${componentName}> component. Cons | console | error | |
| Detected a large number of updates inside startTransition. I | console | warning | start-transition, use-action-state, use-transition, subscriptions, concurrent-mode, performance, dev-only |
| copyWithRename() expects paths of the same length | console | warning | devtools, path-validation, internal-api, state-editing, immutability |
| copyWithRename() expects paths to be the same except for the | console | warning | devtools, path-validation, internal-api, state-editing, immutability |
| componentWillMount has been renamed, and is not recommended | console | warning | legacy-lifecycles, component-will-mount, class-components, strict-mode, deprecation |
| componentWillReceiveProps has been renamed, and is not recom | console | warning | legacy-lifecycles, component-will-receive-props, class-components, strict-mode, derived-state, deprecation |
| componentWillUpdate has been renamed, and is not recommended | console | warning | legacy-lifecycles, component-will-update, class-components, strict-mode, deprecation |
| You did not run Node.js with the `--conditions react-server` | console | warning | react-server, server-components, node-loader, esm, module-resolution, conditions-flag |
| You did not run Node.js with the `--conditions react-server` | console | warning | react-server, server-components, node-loader, esm, module-resolution, conditions-flag |
| You did not run Node.js with the `--conditions react-server` | console | warning | react-server, server-components, webpack, node-loader, esm, module-resolution, conditions-flag |
| componentWillMount has been renamed, and is not recommended | console | warning | legacy-lifecycles, component-will-mount, ssr, class-components, deprecation, dev-only |
| %s(...) is deprecated in plain JavaScript React classes. %s | console | warning | deprecated-api, ismounted, replacestate, class-components, mixin-era, dev-only |
| Using Maps as children is not supported. Use an array of key | console | warning | children, maps, iterables, jsx, keys, dev-only |
| React Hook useEffect requires an effect callback. Did you fo | console | warning | hooks, use-effect, missing-argument, dev-only, common-mistake |
| React Hook useInsertionEffect requires an effect callback. D | console | warning | hooks, use-insertion-effect, css-in-js, missing-argument, dev-only |
| React Hook useLayoutEffect requires an effect callback. Did | console | warning | hooks, use-layout-effect, missing-argument, dev-only, common-mistake |
| Detected a large number of updates inside startTransition. I | console | warning | start-transition, subscriptions, concurrent-mode, performance, dev-only |
| Your app (or one of its dependencies) is using an outdated J | console | warning | jsx-transform, babel, createelement, build-config, migration, dev-only |