ErrLookup › angular/angular-cli
angular/angular-cli
CLI tool for Angular · TypeScript · 720 source files
Analyzed at bb72145f9a on 2026-08-30. 438 documented errors.
| Code / Message | Type | Severity | Tags |
|---|---|---|---|
| Could not find ${level} workspace. | exception | error | angular-cli, workspace, config, analytics |
| Invalid config found at ${workspace.filePath}. CLI should be | exception | error | angular-cli, config, json, validation |
| Could not find a ${level} workspace. Are you in a project? | exception | error | angular-cli, workspace, analytics, project |
| Could not find the '${builderConf}' builder's node package. | exception | error | angular-cli, architect, node-modules, builder |
| Cannot determine project for command. This is a multi-projec | exception | error | angular-cli, multi-project, workspace, architect |
| A workspace is required for this command. | exception | error | angular-cli, workspace, command-scope |
| schematicName cannot be undefined. | exception | error | angular-cli, schematics, arguments |
| This command is not available when running the Angular CLI $ | exception | error | angular-cli, command-scope, workspace |
| Invalid value for argument: ${key}, Given: '${pair}', Expect | exception | error | angular-cli, arguments, cli-options, parsing |
| The "not" keyword is not supported in JSON Schema. | exception | error | angular-cli, json-schema, schematics, yargs |
| Could not find (/.angular.json) | exception | error | angular-cli, schematics, workspace-config, angular-json |
| Unknown schematics built-in module '${id}' requested from sc | exception | error | angular-cli, schematics, module-resolution, builtin-module |
| Option --registry must be a valid URL. | validation | error | angular-cli, ng-add, cli-validation, url |
| Unable to load package information from registry: ${e.messag | exception | error | angular-cli, ng-add, npm-registry, network |
| Unable to load package information from registry. | exception | error | network, registry, npm, angular-cli |
| Unable to fetch package information for '${context.packageId | exception | error | network, registry, npm, authentication |
| Unable to fetch package information for '${context.packageId | exception | error | npm, registry, validation, package-name |
| No terminal detected | exception | error | tty, ci, interactive, angular-cli |
| Command aborted | exception | info | user-cancellation, interactive, prompt, angular-cli |
| Cannot retrieve cache configuration as workspace is not defi | exception | error | angular-cli, cache, workspace, config |
| Invalid Path. | validation | error | angular-cli, config, cli-arguments |
| Confguration file cannot be found. | exception | error | angular-cli, config, workspace, file-not-found |
| Invalid JSON path. | validation | error | angular-cli, config, json-path, parsing |
| A collection and schematic is required during execution. | exception | error | angular-cli, generate, schematics, cli-arguments |
| Access denied: path '${path}' is outside allowed roots. | exception | error | security, path-traversal, filesystem, angular-cli |
| Access denied: glob pattern '${pattern}' contains path trave | exception | error | security, glob, path-traversal, angular-cli |
| Workspace path is outside the allowed MCP roots: ${workspace | exception | error | security, workspace, angular-cli, mcp |
| Port ${input.port} is unavailable. Try calling this tool aga | exception | error | port-in-use, devserver, angular-cli, network |
| Search request failed with status ${response.status} (${resp | http | error | network, http, search, angular-cli |
| Failed to access path: ${fileOrDirPath} | exception | error | filesystem, invalid-input, path-resolution, angular-cli |
| Watch mode execution (serve target or watch option) is not y | exception | error | unsupported-feature, watch-mode, mcp, angular-cli |
| Invalid option key: '${key}'. Option keys must be alphanumer | validation | error | validation, cli-options, injection-prevention, angular-cli |
| Workspace path does not exist: ${workspacePathInput}. You ca | exception | error | filesystem, invalid-input, path-resolution, angular-workspace |
| No angular.json found at ${workspacePathInput}. You can use | exception | error | filesystem, config, angular-workspace, angular-cli |
| Workspace path is outside the allowed MCP roots: ${workspace | exception | error | mcp, security, path-validation, workspace, angular-cli |
| The current directory resolves to a workspace outside the al | exception | error | mcp, security, path-validation, workspace, cwd, angular-cli |
| Project '${projectName}' not found in workspace path ${works | exception | error | angular, cli, mcp, invalid-argument |
| No project name provided and no default project found in wor | exception | error | angular, cli, mcp, missing-argument, configuration |
| Unknown argument: configuration. Provide the configuration a | exception | error | angular, cli, command-line, deprecated-argument |
| Cannot determine project or target. | exception | error | angular, cli, command-line, invalid-argument |
| Repository is not clean. Please commit or stash any changes | validation | error | angular, cli, git, update, precondition |
| A single package must be specified when using the 'migrate-o | validation | error | angular, cli, update, invalid-argument |
| Unable to install packages | exception | error | angular, cli, update, npm, network, package-manager |
| Incompatible peer dependencies found. See above for details. | validation | error | angular, cli, update, peer-dependencies, npm |
| Package ${JSON.stringify(name)} was not found in package.jso | exception | error | angular, cli, update, npm, package-json |
| Package ${name} is not installed. | exception | error | angular, cli, update, npm, node-modules, environment |
| An unexpected error happened; could not determine version fo | exception | error | angular-cli, node-modules, version-detection, update |
| An unexpected error happened; package ${name} has no version | exception | error | angular-cli, registry, manifest, update |
| Package ${JSON.stringify(pkgName)} is not in package.json. | exception | error | angular-cli, package-json, cli-arguments, update |
| The following packages to update are configured to use `cata | exception | error | angular-cli, pnpm, yarn, catalog, monorepo |
| Could not find a package.json. Are you in a Node project? | exception | error | angular-cli, cwd, package-json, workspace |
| --from requires that only a single package be passed. | validation | error | angular-cli, cli-arguments, migrate-only, validation |
| Cannot locate bin for temporary package: ${packageNameNoVers | exception | error | angular-cli, npm, bin, temporary-package |
| Unsupported package manager: "${name}" | exception | error | angular-cli, package-manager, configuration, unsupported |
| The configured package manager, '${this.descriptor.binary}', | exception | error | angular-cli, package-manager, registry, configuration |
| ${parsedError.summary} | exception | error | package-manager, network, registry, angular-cli |
| Failed to parse package manager output: ${e instanceof Error | exception | error | parsing, json, package-manager, angular-cli |
| Invalid semver version for ${this.name}: "${this.#version}" | exception | error | semver, version, package-manager, angular-cli |
| Could not parse package name from specifier: ${specifier} | exception | error | specifier, npm-package-arg, validation, angular-cli |
| Could not parse directory path from specifier: ${specifier} | exception | error | specifier, directory, npm-package-arg, angular-cli |
| Could not parse location from specifier: ${specifier} | exception | error | package-manager, specifier-parsing, npm |
| Could not determine package name for specifier: ${specifier} | exception | error | package-manager, specifier-parsing, npm |
| Unsupported package specifier type: ${type} | exception | error | package-manager, specifier-parsing, npm |
| Could not find global workspace | exception | error | angular-cli, completion, global-config, filesystem |
| Invalid config found at ${wksp.filePath}. `extensions.cli` s | exception | error | angular-cli, completion, config-validation, schema |
| `$SHELL` environment variable not set. Angular CLI autocompl | exception | error | environment, shell, autocompletion, angular-cli |
| `$HOME` environment variable not set. Setting up autocomplet | exception | error | environment, home-directory, autocompletion, angular-cli |
| Unknown `$SHELL` environment variable value (${shell}). Angu | exception | error | shell, autocompletion, unsupported-shell, angular-cli |
| Failed to append autocompletion setup to `${rcFile}`. | exception | error | filesystem, permissions, autocompletion, angular-cli |
| Workspace config file cannot be loaded: ${configPath} | exception | critical | config, angular-cli, json, workspace |
| Workspace schema is not a JSON object. | exception | error | config, schema, angular-cli, internal |
| Failed to parse "${path}" as JSON AST Object. ${printParseEr | exception | error | json, parse-error, config, angular-cli |
| Memoize decorator can only be used on methods or get accesso | exception | error | typescript, decorator, memoize, developer-error |
| Argument ${isNonPrimitive(arg) ? arg.toString() : arg} is JS | exception | error | typescript, memoize, serialization, cache |
| ${errors.join('\n')} | exception | error | prettier, formatting, schematic, angular-cli |
| Option "project" is required. | validation | error | angular, schematics, cli, configuration |
| Project is not defined in this workspace. | validation | error | angular, schematics, configuration |
| PWA requires a project type of "application". | validation | error | angular, pwa, configuration |
| Targets are not defined for this project. | validation | error | angular, schematics, configuration |
| A module or bootstrap option must be provided. | exception | error | angular, ssr, configuration |
| host value cannot be an array. | exception | error | ssr, http, headers, proxy |
| Server asset '${path}' does not exist. | exception | error | ssr, assets, build |
| Running hook "${name}" is not supported. | exception | error | ssr, hooks, api |
| Angular app manifest is not set. Please ensure you are using | exception | critical | ssr, manifest, builder, build |
| Angular app engine manifest is not set. Please ensure you ar | exception | critical | ssr, manifest, builder, build |
| 'handleSSGRoute' was called for a route which rendering mode | exception | error | angular, ssr, prerender, route-configuration |
| The 'getPrerenderParams' function defined for the '${stripLe | exception | error | angular, ssr, prerender, getprerenderparams, type-error |
| Configuration error: found 'withAppShell()' without 'withRou | exception | error | angular, ssr, configuration, provide-server-rendering, app-shell |
| Error(s) occurred while extracting routes:\n${errors.map((er | exception | error | angular, ssr, route-extraction, build, aggregate-error |
| Invalid redirect status code: ${status}. Please use one of t | exception | error | angular, ssr, redirect, http-status-code, validation |
| Invalid toPath: The string must start with a '/'. Received: | exception | error | angular, ssr, path-validation, argument-error |
| Invalid fromPath: The string must start with a '/'. Received | exception | error | angular, ssr, path-validation, argument-error |
| URL with hostname "${hostname}" is not allowed. | validation | error | angular, ssr, security, host-allowlist, host-header |
| Header "${headerName}" contains an invalid value and cannot | validation | error | angular, ssr, security, http-headers, url-parsing |
| Header "${headerName}" with value "${headerValue}" contains | validation | error | angular, ssr, security, http-headers, host-header-injection |
| Header "${headerName}" with value "${headerValue}" is not al | validation | error | angular, ssr, security, host-header, validation |
| Header "forwarded" proto parameter must be either "http" or | validation | error | angular, ssr, security, forwarded-header, proxy |
| Header "x-forwarded-port" must be a numeric value. | validation | error | angular, ssr, security, proxy, validation |
| Header "x-forwarded-proto" must be either "http" or "https". | validation | error | angular, ssr, security, proxy, validation |
| Header "x-forwarded-prefix" is invalid. It must start with a | validation | error | angular, ssr, security, proxy, validation |
| "${TRUST_ALL_PROXY_HEADERS}" is not allowed as a value for t | validation | error | angular, ssr, configuration, security, validation |
| "${header}" is not a valid proxy header. Trusted proxy heade | validation | error | angular, ssr, configuration, security, validation |
| Project "${project}" does not exist. | exception | error | angular-cli, architect, workspace, configuration |
| Project target does not exist. | exception | error | angular-cli, architect, workspace, configuration |
| A builder is not set for target '${target}' in project '${pr | exception | error | angular-cli, architect, workspace, configuration |
| Configuration '${configuration}' for target '${target}' in p | exception | error | angular, configuration, workspace |
| Circular builder alias references detected: | exception | error | angular, builder, configuration |
| No builder name specified. | exception | error | angular, builder, configuration |
| Package ${JSON.stringify(packageName)} has no builders defin | exception | error | angular, builder, package |
| Package "${packageName}" has an invalid builders manifest pa | exception | error | angular, builder, package, path |
| Cannot find builder ${JSON.stringify(builderStr)}. | exception | error | angular, builder, configuration |
| Could not find the implementation for builder | exception | error | angular, builder, manifest |
| Package "${packageName}" has an invalid builder implementati | exception | error | angular, builder, path |
| Could not find the schema for builder | exception | error | angular, builder, schema |
| Package "${packageName}" has an invalid builder schema path: | exception | error | angular, architect, builder-schema, path-validation |
| Builder is not a builder | exception | error | angular, architect, builder, esm-exports |
| Invalid target string: | exception | error | angular, architect, target-string, argument-parsing |
| Cannot load builder for builderInfo ${JSON.stringify(info, n | exception | error | angular, architect, builder-loading, job-scheduler |
| Invalid target: ${JSON.stringify(target)}. | exception | error | angular, architect, target-options, workspace-config |
| No builder were found for target ${targetStringFromTarget(ta | exception | error | angular, architect, builder-lookup, workspace-config |
| No builder info were found for builder ${JSON.stringify(buil | exception | error | angular, architect, builder-resolution, schema-validation |
| Invalid builder name: | exception | error | angular, architect, builder-name, argument-parsing |
| <null> | exception | error | angular, architect, jobs, dispatcher, job-not-registered |
| Expected a JobHandler as second argument. | exception | error | typescript, typeerror, architect, job-registry, wrong-arguments |
| Expected an object options as second argument. | exception | error | typescript, typeerror, architect, job-registry, wrong-arguments |
| Expected name to be a string. | exception | error | typescript, typeerror, architect, job-registry, missing-name |
| Unrecognized arguments. | exception | error | typescript, typeerror, architect, job-registry, unrecognized-arguments |
| TestProjectHost must be initialized before being used. | exception | error | angular, architect, testing, virtual-fs, lifecycle |
| Invalid package.json, builders key not found. | exception | error | angular-devkit, builders, package-json, configuration |
| Invalid package name | exception | error | angular-devkit, builders, package-json, configuration |
| Invalid builders.json, builders key not found. | exception | error | angular-devkit, builders, builders-json, configuration |
| The builder requires a target. | exception | error | angular-cli, app-shell, architect-builder, target |
| Could not find server output directory: ${outputPath}. | exception | error | angular, app-shell, build, filesystem, path |
| Could not find the main bundle. | exception | error | angular, app-shell, build, bundle, naming |
| The builder requires a target. | exception | error | angular, builder, architect, configuration |
| Webpack stats build result is required. | exception | error | angular, webpack, build, stats |
| The "application" and "browser-esbuild" builders do not supp | exception | error | angular, dev-server, esbuild, webpack, vite |
| Only the "application" and "browser-esbuild" builders suppor | exception | error | angular, dev-server, plugins, esbuild, webpack |
| Only the "application" and "browser-esbuild" builders suppor | exception | error | angular, dev-server, middleware, esbuild, webpack |
| Webpack Dev Server configuration was not set. | exception | error | angular, dev-server, webpack, configuration |
| The development server only supports localizing a single loc | exception | error | angular, dev-server, i18n, localization |
| Webpack stats build result is required. | exception | error | angular, dev-server, webpack, stats |
| Unknown file requested: ${requestedPath} | exception | error | extract-i18n, filesystem, angular, build |
| Unable to load message extractor. Please ensure '@angular/lo | exception | error | extract-i18n, missing-dependency, angular-localize, angular |
| Unknown file requested: ${path} | exception | error | extract-i18n, filesystem, angular, virtual-fs |
| The 'karma' builder requires a target to be specified. | exception | error | karma, angular, missing-target, config |
| Cannot find 'main' entrypoint. | exception | error | karma, webpack, angular, config |
| The 'karma' builder requires a target to be specified. | exception | error | karma, angular, missing-target, config |
| Failed to detect the builder used by the application. Please | exception | error | karma, angular, detection, config |
| The builder requires a target. | exception | error | ng-packagr, angular, missing-target, config |
| Could not find any routes to prerender. | exception | error | prerender, angular, ssr, config |
| The builder requires a target. | exception | error | prerender, angular, missing-target, ssr |
| Could not find the main bundle: ${serverBundlePath} | exception | error | angular, prerender, universal, missing-file, build |
| Webpack stats build result is required. | exception | error | angular, webpack, server, builder, invariant |
| Proxy configuration file ${proxyPath} does not exist. | exception | error | angular, dev-server, proxy, missing-file, configuration |
| Proxy configuration file ${proxyPath} contains parse errors: | exception | error | angular, dev-server, proxy, json, syntax-error |
| Attempted to load invalid Postcss plugin: "${pluginName}" | exception | error | angular, postcss, webpack, styles, plugin |
| esbuild implementation missing | exception | error | esbuild, webpack, angular-cli, initialization |
| compilation is undefined. | exception | error | webpack, angular-cli, lifecycle, null-reference |
| Terser failed for unknown reason. | exception | error | terser, minification, webpack, angular-cli |
| The '@angular-devkit/build-angular/plugins/karma' karma plug | exception | error | karma, angular-cli, misconfiguration, unit-testing |
| No options were specified to "postcss-cli-resources". | exception | error | postcss, webpack, angular-cli, configuration |
| Compilation output path cannot be empty. | exception | error | webpack, service-worker, configuration |
| Failed to find chunk (${chunkId}) in set:\n${JSON.stringify( | exception | error | webpack, chunks, build-internal |
| Invalid Webpack stats configuration. | exception | error | webpack, stats, configuration |
| The builder requires a target. | exception | error | i18n, builder-context, configuration |
| ${message} | exception | error | i18n, translations, duplicates |
| Localization currently only supports using one type of trans | exception | error | i18n, translation-files, configuration |
| An asset cannot be written to a location outside of the outp | validation | error | angular-cli, assets, configuration, path-traversal |
| File replacement (with) does not exist | exception | error | angular-cli, file-replacements, missing-file, configuration |
| File replacement (replace) does not exist | exception | error | angular-cli, file-replacements, missing-file, configuration |
| Invalid file replacement: ${JSON.stringify(fileReplacement)} | validation | error | angular-cli, file-replacements, schema-validation, configuration |
| Multiple bundles have been named the same: '${duplicates.joi | exception | error | angular-cli, webpack, duplicate-bundle-names, configuration |
| Flat output is only supported when inlining one locale. | exception | error | i18n, angular-cli, configuration, build |
| ${msg}\nAn error occurred inlining file "${options.filename} | exception | error | i18n, angular-cli, error-wrapping, build |
| Unknown error occurred inlining file "${options.filename}" | exception | error | i18n, angular-cli, unknown-error, build |
| Unknown error occurred processing bundle for "${options.file | exception | error | i18n, angular-cli, transform, build |
| i18n options are missing | exception | error | i18n, angular-cli, initialization, state |
| Unknown error occurred processing bundle for "${path}". | exception | error | esbuild, bundling, build-tooling, angular-cli |
| ${formatDiagnostics(configResult.errors)} | validation | error | typescript, tsconfig, configuration, diagnostics |
| The 'buildOptimizer' option cannot be used without 'aot'. | validation | error | configuration, aot, build-optimizer, angular-cli |
| The builder requires a target. | exception | error | angular-cli, architect, builder-context, configuration |
| Webpack configuration file ${configPath} does not exist. | exception | error | webpack, configuration, file-not-found |
| As of angular-devkit version 8.0, the "chokidar" package mus | exception | error | chokidar, watch, missing-dependency, file-watching |
| Relative pointer: ${pointer} | exception | error | json-pointer, schema, validation |
| Circular dependency found. | exception | error | circular-dependency, topological-sort, data-structure |
| Dependency not found. | exception | error | dependency-not-found, topological-sort, registration-order |
| Path is a directory. | exception | error | virtual-fs, file-system, angular-devkit, path |
| Path is a file. | exception | error | virtual-fs, file-system, angular-devkit, path |
| File does not exist. | exception | error | virtual-fs, file-system, angular-devkit, missing-file |
| File already exist. | exception | error | virtual-fs, file-system, angular-devkit, conflict |
| File already exist. | exception | error | virtual-fs, file-system, angular-devkit, conflict |
| Expected a synchronous delegate but got an asynchronous one. | exception | error | angular-devkit, virtual-fs, async, host-capabilities |
| Path ${JSON.stringify(path)} must be absolute. | exception | error | angular-devkit, virtual-fs, path, absolute-path |
| Path ${JSON.stringify(path)} cannot be made a fragment. | exception | error | angular-devkit, virtual-fs, path, pathfragment |
| Project name already exists. | exception | error | workspace, duplicate-name, angular-devkit |
| "${name}" must be a JSON value. | validation | error | workspace, json-serialization, typeerror, angular-devkit |
| Project name must be a valid npm package name. | validation | error | workspace, naming-validation, npm-package-name, angular-devkit |
| Target name already exists. | exception | error | workspace, duplicate-name, targets, angular-devkit |
| Target name must be a string. | validation | error | workspace, typeerror, targets, angular-devkit |
| Unable to read workspace file. | exception | error | workspace, file-not-found, io, angular-devkit |
| Invalid workspace file - expected JSON object. | exception | error | workspace, json-parse, malformed-config, angular-devkit |
| Unknown format - version specifier not found. | exception | error | workspace, schema-validation, missing-field, angular-devkit |
| Invalid format version detected - Expected:[ 1 ] Found: [ ${ | exception | error | workspace, version-mismatch, schema-validation, angular-devkit |
| ${message} | exception | error | json, parse-error, workspace, angular-cli |
| Project "${projectName}" is missing a required property "roo | exception | error | json, workspace, schema-validation, angular-cli |
| path option is required | exception | error | workspace, options-validation, angular-cli |
| Unknown task dependency [ID: ${id.id}]. | exception | error | schematics, task-scheduling, lifecycle, angular-cli |
| Unknown collection "${name}". | exception | error | schematics, collection-resolution, angular-cli |
| Circular collection reference "${name}". | exception | error | schematics, configuration, recursion, collection |
| A schematic was called from a different engine as its parent | exception | error | schematics, engine, context, misuse |
| Unregistered task "${name}"${addendum}. | exception | error | schematics, tasks, registration, configuration |
| Schematic "${name}" not found in collection "${collection.na | exception | error | schematics, not-found, configuration, collection |
| Unknown Protocol on url "${url}". | exception | error | schematics, url, protocol, configuration |
| Schematics has invalid name: "${name}". | exception | error | schematics, validation, naming, configuration |
| Tree type is not supported. | exception | error | schematics, tree, type-mismatch |
| Original tree must be returned from all rules when using "ap | exception | error | schematics, tree, rule-contract |
| Invalid source result: ${_getTypeOfResult(value)}. | exception | error | schematics, source, invalid-return-type |
| Invalid rule result: ${_getTypeOfResult(value)}. | exception | error | schematics, rule, invalid-return-type |
| Option "${match}" is not defined. | exception | error | schematics, template, missing-option, path-template |
| Option "${name}" is not defined. | exception | error | schematics, template, missing-option, pipes |
| Pipe "${pipe}" is not defined. | exception | error | schematics, template, pipes, missing-option |
| Pipe "${pipe}" is invalid. | exception | error | schematics, template, pipes, type-mismatch |
| Path "${path}" already exist. | exception | error | schematics, file-already-exists, create-action |
| Path "${path}" does not exist. | exception | error | schematics, file-not-found, overwrite-action |
| Unknown action: "${action.kind}". | exception | error | schematics, unknown-action, invalid-input |
| A merge conflicted on path "${path}". | exception | error | schematics, merge-conflict, tree |
| Path "${path}" does not exist. | exception | error | schematics, file-not-found, readtext |
| Failed to decode "${path}" as UTF-8 text. | exception | error | encoding, utf-8, binary-file, schematics |
| Failed to parse "${path}" as JSON. ${printParseErrorCode(err | exception | error | json, parse-error, config, schematics |
| Path "${p}" is a directory. | exception | error | path, directory, wrong-type, schematics |
| Path "${p}" is a file. | exception | error | path, file, dir-entry, schematics |
| Path "${p}" does not exist. | exception | error | file-not-found, overwrite, schematics |
| Content at path "${path}" has changed between the start and | exception | error | stale-content, update-recorder, race, schematics |
| Invalid record instance. | exception | error | type-error, update-recorder, instanceof, schematics |
| Apply not implemented on host trees. | exception | error | not-implemented, actions, schematics |
| Path "${path}" does not exist. | exception | error | null-tree, file-not-found, testing, schematics |
| Path "${record instanceof UpdateRecorderBase ? record.path : | exception | error | schematics, tree, file-not-found, null-tree |
| Cannot create file "${path}". | exception | error | schematics, tree, cannot-create-file, null-tree |
| Failed to decode "${path}" as ${encoding} text. | exception | error | encoding, text-decoding, schematics, recorder |
| Index ${index} outside of range [0, ${this.content.original. | exception | error | index-out-of-bounds, schematics, recorder, offsets |
| Content at path "${this.path}" has changed between the start | exception | error | schematics, tree-mutation, angular, recorder |
| Tree type is not supported. | exception | error | schematics, tree, type-error, angular |
| Cannot get context when workflow is not executing... | exception | error | schematics, workflow, lifecycle, angular |
| Unknown package manager "${packageManagerName}". | exception | error | schematics, package-manager, configuration, angular |
| Unknown package manager "${options.packageManager}". | exception | error | schematics, package-manager, tasks, configuration |
| RunSchematicTask requires an options object with a non-empty | exception | error | schematics, tasks, validation, angular |
| Need Workflow to support executing schematics as post tasks. | exception | error | schematics, workflow, tasks, architecture |
| Unknown collection "${name}". | exception | error | schematics, collection-not-found, angular, npm |
| Collection JSON at path ${JSON.stringify(path)} is invalid. | exception | error | schematics, json, schema-validation, configuration |
| Schematics/alias ${JSON.stringify(alias)} collides with anot | exception | error | schematics, configuration, naming-collision |
| Schematic ${JSON.stringify(name)} is missing a factory. | exception | error | schematics, configuration, missing-field |
| Schematic ${JSON.stringify(name)} cannot resolve the factory | exception | error | schematics, module-resolution, configuration |
| Unsupported schematic context. Expected a FileSystemSchemati | exception | error | schematics, context, type-mismatch |
| Collection ${JSON.stringify(name)} cannot be resolved. | exception | error | schematics, module-resolution, missing-package |
| Collection "${name}" does not have a schematics map. | exception | error | schematics, configuration, schema-validation |
| Schematic "${name}" is missing fields. | exception | error | schematics, configuration, missing-field |
| Path "${path}" does not exist. | exception | error | filesystem, json, missing-file |
| Failed to parse "${path}" as JSON AST Object. ${printParseEr | exception | error | json, parsing, configuration |
| Circular schematic reference detected: ${JSON.stringify(Arra | exception | error | schematics, module-resolution, circular-dependency |
| Package ${JSON.stringify(name)} was found but does not suppo | exception | error | angular, schematics, package-json, configuration |
| Collection ${JSON.stringify(name)} cannot be resolved. | exception | error | angular, schematics, module-resolution, node |
| Collection "${name}" does not have a schematics map. | exception | error | angular, schematics, json-config, configuration |
| Schematic "${name}" is missing fields. | exception | error | angular, schematics, json-config, configuration |
| Schematic input does not validate against the Schema: ${JSON | validation | error | angular, schematics, json-schema, validation |
| Invalid collection.json; schematics needs to be an object. | exception | error | schematics, json, validation, angular-cli |
| name option is required. | exception | error | schematics, cli, missing-option, angular-cli |
| Unable to locate component resource: ${fileName} | exception | error | webpack, angular, aot, template, file-not-found |
| ${analysis.errorMessage} | exception | error | webpack, angular, aot, compilation, plugin |
| Emit attempted before Angular Webpack plugin initialization. | exception | error | webpack, angular, plugin-lifecycle, child-compilation, initialization-order |
| WebpackResourceLoader cannot be used without parentCompilati | exception | critical | webpack, angular, initialization, plugin |
| "filePath", "resourceType" or "data" must be specified. | exception | error | validation, arguments, angular, webpack |
| Cannot use a JavaScript or TypeScript file (${filePath}) in | exception | error | angular, decorator, validation, template |
| The loader "${filename}" didn't return a string. | exception | error | webpack, loader, angular, output |
| Unsupported '${strings.classify(selectedTool)}' MCP server c | exception | error | schematics, mcp, configuration, validation |
| Prerequisite for application shell is to define a router-out | exception | error | angular, schematics, router, app-shell |
| Project name "${options.project}" doesn't not exist. | exception | error | angular, schematics, workspace, project |
| Cannot find "${configFilePath}". | exception | error | angular, schematics, ssr, file-not-found |
| Cannot find the "provideServerRendering" function call in "$ | exception | error | angular, ssr, schematics, ast |
| "${options.type}" is an unknown configuration file type. | exception | error | schematics, configuration, cli, validation |
| Project name "${options.project}" doesn't not exist. | exception | error | angular, schematics, angular-json, project-not-found |
| No "test" target found for project "${options.project}". A " | exception | error | angular, schematics, missing-target, vitest |
| Cannot add a Vitest configuration as builder for "test" targ | exception | error | angular, schematics, builder-mismatch, vitest |
| No "test" target found for project "${options.project}". A " | exception | error | angular, schematics, missing-target, karma |
| Cannot add a karma configuration as builder for "test" targe | exception | error | angular, schematics, builder-mismatch, karma |
| Project name "${options.project}" doesn't not exist. | exception | error | angular, schematics, angular-json, environments, project-not-found |
| Option "implements" is required. | exception | error | angular, schematics, guard, missing-option |
| Can only specify one value for implements when generating a | exception | error | angular, schematics, guard, invalid-option-combination |
| Cannot update project "${projectName}" to use the applicatio | exception | error | angular, migration, application-builder, angular-json, missing-tsconfig |
| Cannot update project "${projectName}" to use the applicatio | exception | error | angular, migration, tsconfig, builder |
| Module option required when creating a lazy loaded routing m | exception | error | angular, schematics, cli-options, routing |
| Project "${projectName}" not found. | exception | error | angular, schematics, workspace, project-not-found |
| Multiple projects found: [${projectNames.join(', ')}]. Pleas | exception | error | angular, schematics, ambiguity, multi-project |
| The specified include path '${options.include}' does not exi | exception | error | angular, schematics, path-not-found, cli-options |
| No files ending with '${fileSuffix}' found in ${searchScope} | exception | error | angular, schematics, no-files-found, testing |
| Could not find version. | exception | error | angular, schematics, dependencies, package-json |
| Server schematic requires a project type of "application". | exception | error | angular, schematics, project-type, ssr |
| Could not find "@angular/core" version. | exception | error | angular, schematics, service-worker, dependencies |
| Service worker requires a project type of "application". | exception | error | angular, schematics, service-worker, project-type |
| Cannot find 'options' for ${projectName} ${target} target. | exception | error | angular, schematics, ssr, angular-json, configuration |
| outputPath for ${projectName} ${target} target is not a stri | exception | error | angular, schematics, ssr, angular-json, output-path |
| Could not find package.json | exception | error | angular, schematics, ssr, package-json, filesystem |
| Invalid project name (${projectName}) | exception | error | angular, schematics, ssr, angular-json, invalid-project |
| Project "${options.project}" does not have a build target. | exception | error | angular, schematics, tailwind, angular-json, build-target |
| tried to insert ${toInsert} as first occurence with no fallb | exception | error | typescript, ast, schematics, codemod |
| Couldn't find a route declaration in ${fileToAdd}.\nUse the | exception | error | angular, router, schematics, ast, module |
| The router module method doesn't have arguments at line ${li | exception | error | angular, router, schematics, ast, module |
| No route declaration array was found that corresponds to rou | exception | error | angular, schematics, routing, ast |
| Specified module '${options.module}' does not exist.\nLooked | exception | error | angular, schematics, cli, ngmodule |
| More than one module matches. Use the '--skip-import' option | exception | error | angular, schematics, cli, ambiguity |
| Could not find a non Routing NgModule.\nModules with suffix | exception | error | angular, schematics, cli, ngmodule, routing |
| Failed to parse "${this.path}" as JSON AST Object. ${printPa | exception | error | angular, json, parse-error, workspace-config |
| Bootstrap call not found | exception | error | angular, schematics, bootstrap, standalone |
| Project "${options.project}" does not exist. | exception | error | angular, schematics, cli, workspace-config |
| Cannot add provider to invalid bootstrapApplication call in | exception | error | angular, standalone, schematics, bootstrap |
| Cannot statically analyze bootstrapApplication call in ${boo | exception | error | angular, standalone, schematics, static-analysis |
| Could not find bootstrapApplication call in ${mainFilePath} | exception | error | angular, standalone, schematics, bootstrap |
| Selector "${selector}" is invalid. | validation | error | schematics, validation, naming |
| Class name "${className}" is invalid. | validation | error | schematics, validation, typescript |
| Project "${projectName}" does not exist. | exception | error | schematics, workspace, configuration |
| Project "${options.project}" does not exist. | exception | error | schematics, vitest, workspace |
| Project "${options.project}" does not have a "test" target w | exception | error | schematics, vitest, builder |
| Project "${options.project}" is configured to use Karma. Ple | exception | error | schematics, vitest, karma, migration |
| Web Worker requires a project type of "application". | exception | error | schematics, web-worker, project-type |
| Build target is not defined for this project. | exception | error | schematics, web-worker, angular-json |
UNKNOWN_ERROR UNKNOWN_ERROR | error_code | error | yarn, package-manager, network |
| WARNING: Formatting of files failed with the following error | console | warning | formatting, prettier, schematics |
| Failed to clean up temporary dependency '${packageName}': ${ | console | warning | package-manager, cleanup, ng-add |
| Invalid peer dependency ${peer} found in package. | console | warning | peer-dependencies, npm-package-arg, validation |
| Error searching Angular v${finalSearchedVersion} documentati | console | warning | network, documentation-search, mcp |
| Documentation index for v${finalSearchedVersion} not found o | console | info | documentation-search, fallback, versioning, mcp |
| Error searching fallback Angular v${finalSearchedVersion} do | console | warning | network, documentation-search, fallback, mcp |
| Failed to fetch or parse content from ${url}: ${e} | console | warning | network, fetch, documentation, mcp |
| WARNING: Formatting of files failed with the following error | console | warning | prettier, formatting, ng-update, migration |
| Failed to automatically update types in "${tsConfigPath}". P | console | warning | tsconfig, migration, vitest, manual-intervention |
| Unable to update custom karma configuration file ("${karmaCo | console | warning | karma, migration, application-builder, manual-intervention |
| Node packages may not be installed. Try installing with '${t | console | warning | node-modules, install, architect, environment |
| Cannot find "${this.getArchitectTarget()}" target for the sp | console | error | angular-cli, architect, missing-target, builder |
| NOTE: The "--dry-run" option means no changes were made. | console | info | angular-cli, schematics, dry-run |
| Option '${key}' has been specified multiple times. The value | console | warning | angular-cli, cli-options, duplicate-flags, yargs |
| Setup completed successfully, but there does not seem to be | console | warning | angular-cli, completion, global-install, path |
| Failed to update roots on notification: ${e instanceof Error | console | warning | mcp, roots, notification, angular-cli |
| Failed to initialize roots on connection: ${e instanceof Err | console | warning | mcp, roots, initialization, angular-cli |
| Unknown experimental tool: ${toolName} | console | warning | mcp, configuration, tools, angular-cli |
| Failed to verify workspace path '${workspacePath}': ${e inst | console | warning | mcp, workspace-path, best-practices, security |
| Could not resolve '@angular/core/package.json' from '${works | console | warning | mcp, module-resolution, angular, best-practices |
| Detected a potential path traversal attempt in '${pkgJsonPat | console | warning | mcp, security, path-traversal, best-practices |
| The best practices guide at '${guidePath}' is larger than 1M | console | warning | mcp, filesystem, fallback, angular-cli |
| Did not find valid 'angular.bestPractices' metadata in '${pk | console | warning | mcp, metadata, fallback, angular-cli |
| Failed to read or parse version-specific best practices refe | console | warning | mcp, filesystem, parse-error, fallback, angular-cli |
| Repository is not clean. Update changes will be mixed with p | console | error | git, update, angular-cli, safety-check |
| The installed Angular CLI version is outdated. Installing a | console | warning | update, versioning, angular-cli, migration |
| Package specifier has no effect when using "migrate-only" op | console | warning | update, cli-usage, angular-cli, migrations |
| PackageGroup metadata for ${packageJson.name} is malformed. | console | warning | update, metadata, angular-cli, package-resolution |
| PackageGroup metadata for ${metadata.name} is malformed. Ign | console | warning | update, metadata, angular-cli, package-resolution |
| Package ${name} was not found on the registry. Skipping. | console | warning | update, registry, network, angular-cli |
| Could not find @angular/cli version '${runnerVersion}'. | console | warning | update, registry, versioning, network, angular-cli |
| Failed to look up hash of most recent commit, continuing a | console | warning | git, migration, angular-cli, update |
| Warning: The current version of Node (${nodeVersion}) is not | console | warning | node, version, angular-cli, environment |
| Setup completed successfully, but there does not seem to be | console | warning | autocomplete, shell, angular-cli, installation |
| Old configuration location detected: ${xdgConfigOld} Please | console | warning | configuration, xdg, migration, angular-cli |
| Allowing all hosts via "*" is a security risk. This configur | console | warning | security, ssrf, ssr, configuration |
| * | console | warning | css, ssr, critters, build |
| Location header "${resHeaders.get('location')}" will be igno | console | warning | ssr, redirect, headers, dev-mode |
| Received "${key}" header but "trustProxyHeaders" was not set | console | warning | security, ssr, headers, proxy |
| The "@angular-devkit/build-angular:app-shell" builder is dep | console | warning | deprecation, webpack, build, angular |
| The "@angular-devkit/build-angular:browser-esbuild" builder | console | warning | deprecation, webpack, esbuild, build |
| The 'vendorChunk' option is not used by this builder and wil | console | warning | angular-cli, deprecation, build-options, esbuild |
| The 'commonChunk' option is always enabled by this builder a | console | warning | angular-cli, deprecation, build-options, esbuild |
| The 'webWorkerTsConfig' option is not yet supported by this | console | warning | angular-cli, esbuild, web-worker, build-options |
| The "@angular-devkit/build-angular:browser" builder is depre | console | warning | angular-cli, deprecation, webpack, migration |
| * | console | error | webpack, build-failure, compilation-error, angular-cli |
| The "dev-server" builder requires a target to be specified. | console | error | angular-cli, dev-server, missing-target, configuration |
| The "@angular-devkit/build-angular:dev-server" builder is de | console | warning | angular-cli, deprecation, dev-server, webpack |
| The "publicHost" option will not be used because it is not s | console | warning | angular-cli, dev-server, build-options, vite |
| Prebundling has been configured but will not be used because | console | warning | angular-cli, dev-server, prebundling, build-options |
| Warning: This is a simple server for use in testing or debu | console | warning | dev-server, security, host-binding, angular-cli |
| Warning: Running a server with --disable-host-check is a sec | console | warning | webpack-dev-server, security, host-check, dns-rebinding |
| Warning: Forcing the use of the esbuild-based build system w | console | warning | esbuild, compatibility, third-party-builders, environment-variable |
| Prebundling has been configured but will not be used because | console | warning | prebundling, caching, vite, dev-server, performance |
| Prebundling has been configured but will not be used because | console | warning | prebundling, optimization, dev-server, configuration |
| NOTICE: Hot Module Replacement (HMR) is enabled for the dev | console | info | hmr, hot-module-replacement, webpack, dev-server, notice |
| Warning: 'outputHashing' option is disabled when using the d | console | warning | output-hashing, webpack, dev-server, configuration-override |
| * | console | warning | i18n, translations, xliff, localization, webpack-warning |
| * | console | warning | i18n, extract-i18n, esbuild, logger, localization |
| The "@angular-devkit/build-angular:extract-i18n" builder is | console | warning | deprecation, i18n, extract-i18n, webpack, migration |
| * | console | error | i18n, angular, duplicate-ids |
| * | console | warning | i18n, webpack-loader, angular |
| The "@angular-devkit/build-angular:karma" builder is depreca | console | warning | deprecation, angular, webpack, karma |
| This build is using the application builder but transforms.w | console | warning | angular, esbuild, webpack, karma |
| The "@angular-devkit/build-angular:ng-packagr" builder is de | console | warning | deprecation, angular, webpack, ng-packagr |
| The "@angular-devkit/build-angular:prerender" builder is dep | console | warning | deprecation, angular, prerender, ssg |
| The "@angular-devkit/build-angular:server" builder is deprec | console | warning | deprecation, angular, webpack, ssr |
| "preserveWhitespaces" was set in "${tsConfigPath}". Make sur | console | warning | angular, ssr, hydration, tsconfig |
| The "@angular-devkit/build-angular:ssr-dev-server" builder i | console | warning | deprecation, angular, webpack, ssr, dev-server |
| Warning: --deploy-url and/or --base-href contain unsupported | console | warning | angular, dev-server, serve-path, configuration |
| Tailwind CSS configuration file found (${relativeTailwindCon | console | warning | tailwind, postcss, missing-dependency, angular-cli, styles |
| Components styles sourcemaps are not generated when styles o | console | warning | sourcemaps, optimization, minification, angular-cli, styles |
| Components styles sourcemaps are not generated when sourcema | console | warning | sourcemaps, hidden-sourcemaps, angular-cli, styles, configuration |
| [NG HMR] Cannot find global 'ng'. Likely this is caused beca | console | warning | hmr, optimization, dev-server, angular-cli, ng-global |
| [NG HMR] Cannot find the application root component. | console | warning | hmr, bootstrap, dom, angular-cli, ng-version |
| [NG HMR] Cannot get 'ApplicationRef'. | console | warning | hmr, angular, webpack, dependency-injection |
| [NG HMR] Cannot get 'PlatformRef'. | console | warning | hmr, angular, webpack, dependency-injection |
| [NG HMR] Unknown input type ${oldElement.type}. | console | warning | hmr, angular, forms, dom |
| [NG HMR] Cannot restore input/textarea values. | console | info | hmr, angular, forms, state-loss |
| [NG HMR] Cannot restore selected options. | console | info | hmr, angular, forms, dom |
| TypeScript compiler options "target" and "useDefineForClassF | console | warning | angular, typescript, build-configuration, deprecation |
| Locale data for '${locale}' cannot be found. Using locale da | console | warning | angular, i18n, localization, fallback |
| Locale data for '${locale}' cannot be found. No locale data | console | warning | angular, i18n, localization, configuration |
| The "@angular-devkit/build-webpack:webpack-dev-server" build | console | warning | angular, deprecation, webpack, dev-server |
| The "@angular-devkit/build-webpack:webpack" builder is depre | console | warning | angular, deprecation, webpack, build |
| Workspace extension with invalid name (${name}) found. | console | warning | angular, workspace-configuration, angular-json, naming |
| Skipping invalid project value; expected an object. | console | warning | angular, workspace-configuration, angular-json, validation |
| Project property "${name}" should be a string. | console | warning | angular, workspace-configuration, angular-json, validation |
| Project '${projectName}' contains extension with invalid nam | console | warning | angular, workspace-configuration, angular-json, naming |
| Skipping invalid target value; expected an object. | console | warning | angular, workspace-configuration, angular-json, validation |
| Skipping Angular MCP server configuration for '${toolName}'. | console | warning | angular, schematics, mcp, ai-config, toml, idempotency |
| Skipping configuration file for '${toolName}' at '${path}' b | console | warning | angular, schematics, ai-config, file-conflict, idempotency |
| Project "${projectName}" uses the "kjhtml" reporter. This ha | console | warning | angular, migration, karma, vitest, reporters, kjhtml |
| Project "${projectName}" uses a custom Karma reporter "${r}" | console | warning | angular, migration, karma, vitest, reporters, custom-reporter |
| Project "${projectName}" has a non-string reporter in Karma | console | warning | angular, migration, karma, vitest, reporters, config-shape |
| Project "${projectName}" uses a custom coverage reporter "${ | console | warning | angular, schematics, vitest, karma-migration, coverage |
| Project "${projectName}" uses a custom Karma configuration f | console | warning | angular, schematics, vitest, karma-migration, manual-migration |
| The following Karma configuration files require manual migr | console | warning | angular, schematics, vitest, karma-migration, summary |
| - ${file} | console | warning | angular, schematics, vitest, karma-migration, manual-migration |
| The output location of the browser build has been updated fr | console | warning | angular, schematics, migration, application-builder, output-path |
| - ${totalTodos} TODO(s) added for manual review: | console | warning | angular, schematics, vitest, jasmine-refactor, todos |
| - ${count}x ${category} | console | warning | angular, schematics, vitest, jasmine-refactor, todos |
| No "production" configuration found for build target. The "s | console | warning | angular, schematics, service-worker, pwa, configuration |
| The output location of the browser build has been updated fr | console | warning | angular, schematics, ssr, application-builder, output-path |
| Package dependency "${name}" already exists with a different | console | warning | angular, schematics, dependencies, package-json, version-conflict |
| Dev server already started. | exception | error | dev-server, mcp, angular-cli, state-conflict |
| Dev server not found. Currently running servers: ${runningSe | exception | error | dev-server, mcp, angular-cli, lookup-failed |
| Dev server not found. Currently running servers: ${runningSe | exception | error | dev-server, mcp, angular-cli, lookup-failed |
| Rendering failed with ${numErrors} worker errors. | exception | error | prerender, ssg, ssr, build, angular |
| Project target "build" not found. | exception | error | schematics, ssr, angular-json, configuration |
| Project target "build" not found. | exception | error | schematics, service-worker, pwa, angular-json, configuration |
| Project target "build" not found. | exception | error | schematics, standalone, angular-json, configuration |