ErrLookup › tailwindlabs/tailwindcss
tailwindlabs/tailwindcss
A utility-first CSS framework for rapid UI development. · TypeScript · 253 source files
Analyzed at 16e94cbf7f on 2026-08-12. 86 documented errors.
| Code / Message | Type | Severity | Tags |
|---|---|---|---|
| `addUtilities( ' : … })` defines an invalid utility… | exception | error | tailwind-v4, plugin-api, addutilities, selector, compat |
| Invalid custom property, expected a value | exception | error | tailwind-v4, css-parser, custom-property, syntax-error |
| The browser build does not support @import for | exception | error | browser-build, css-import, filesystem |
| No `loadModule` function provided to `compile` | exception | error | tailwind-v4, compile, loadmodule, plugin, config, runtime |
| `matchUtilities( ' : … })` defines an invalid utility name… | exception | error | tailwind-v4, plugin-api, matchutilities, validation, compat |
| `@theme` blocks must only contain custom properties or… | exception | error | at-theme, structure, tokens, validation |
| Invalid declaration | exception | error | tailwind-v4, css-parser, declaration, syntax-error |
| Unterminated string | exception | error | tailwind-v4, css-parser, string, unterminated, syntax-error |
| You have one or more stylesheets that are imported into a… | exception | error | upgrade, css-layers, stylesheet-analysis |
| The --alpha(…) function requires a color and an alpha… | exception | error | tailwind-v4, css-function, alpha, theme, color |
| The --spacing(…) function requires that the `--spacing`… | exception | error | tailwind-v4, css-function, spacing, theme, config |
| You cannot use `@apply` inside `@keyframes`. | exception | error | apply, keyframes, css-syntax |
| The --alpha(…) function only accepts one argument, e.g.… | exception | error | tailwind-v4, css-function, alpha, argument-error |
| Files imported with `@import "…" theme(reference)` must… | exception | error | at-import, theme-reference, at-reference, validation |
| The `source( )` does not exist or is not a directory. | exception | error | source-detection, filesystem, config |
| You cannot use `@apply` with both mixins and utilities… | exception | error | apply, mixins, css-syntax |
| Missing closing } at | exception | error | tailwind-v4, css-parser, unclosed-block, syntax-error |
| `@utility ` defines an invalid utility name. A functional… | exception | error | at-utility, functional-utility, naming, wildcard |
| The browser build does not support plugins or config files. | exception | error | browser-build, plugins, config |
| Unsupported content value | exception | error | upgrade, config-migration, content-config |
| You cannot `@apply` the | exception | error | apply, circular-dependency, utility |
| Could not resolve value for theme function: `theme | exception | error | tailwind-v4, css-function, theme, legacy, resolution |
| The --theme(…) function can only be used with CSS variables… | exception | error | tailwind-v4, css-function, theme, css-variables |
| Invalid theme value ` ` for namespace | exception | error | tailwindcss, theme, css, configuration, v4 |
| No `loadStylesheet` function provided to `compile` | exception | error | configuration, compile-options, at-import, loader |
| The rule `@apply ` must not have a body. | exception | error | tailwind, css, apply, syntax |
| Missing closing } at | exception | error | tailwind-v4, css-parser, unclosed-block, at-rule, syntax-error |
| Circular dependency detected | exception | error | apply, circular-dependency, utility |
| Cannot use `@variant` with unknown variant | exception | error | tailwindcss, variant, css, v4, configuration |
| `CSS.escape` requires an argument. | exception | error | tailwindcss, css-escape, api-compat, typescript |
| The path given to `source(…)` must be a directory but got… | exception | error | turbopack, source-detection, filesystem |
| The prefix " " is invalid. Prefixes must be lowercase ASCII… | exception | error | tailwind, prefix, config, validation |
| Circular dependency detected in custom variants | exception | error | at-custom-variant, circular-dependency, topological-sort |
| `source(…)` paths must be quoted. | exception | error | at-tailwind, source, quoting, legacy |
| `@utility` cannot be nested. | exception | error | at-utility, nesting, structure |
| Cannot find any CSS files that reference Tailwind… | exception | error | upgrade, stylesheet-detection, setup |
| Cannot use `@variant` with variant | exception | error | tailwindcss, variant, css, v4, apply-variant |
| Could not find the Tailwind CSS v3 `prefix` configuration… | exception | error | upgrade, prefix, config-migration |
| Could not resolve value for theme function: `theme | exception | error | tailwind-v4, css-function, theme, resolution, fallback |
| Failed to read file | panic | critical | tailwindcss, napi, rust, node, panic, filesystem |
| It looks like you're trying to use `tailwindcss` directly… | exception | error | postcss, v4-migration, configuration, default-export |
| Tailwind CSS is not installed | exception | error | upgrade, dependency, environment |
| `@source` paths must be quoted. | exception | error | at-source, quoting, validation |
| unsupported platform | exception | error | ignore, rust, platform, wasm, walkdir |
| Cannot apply unknown utility class | exception | error | tailwind, apply, css-modules, reference, theme |
| Missing opening { | exception | error | tailwind-v4, css-parser, bracket-mismatch, syntax-error |
| Could not resolve ' ' from | exception | error | plugin-resolution, module-not-found, config |
| Cannot apply unprefixed utility class | exception | error | tailwind, apply, prefix, config |
| Cannot apply utility class | exception | error | tailwind, apply, blocklist, config |
| The pattern ` ` is not balanced. | exception | error | tailwindcss, brace-expansion, parsing, validation |
| Unexpected `@plugin` option: Value of declaration | exception | error | tailwind, plugin, config, css-options |
| Unsupported libc on | exception | error | parcel-watcher, native-binding, libc, platform, patch |
| Cannot apply utility class | exception | error | tailwind, apply, variant, typo |
| The --spacing(…) function only accepts a single argument… | exception | error | tailwind-v4, css-function, spacing, argument-error |
| `@utility ` defines an invalid utility name. The dynamic… | exception | error | at-utility, functional-utility, naming, wildcard |
| walkdir: same_file_system option not supported on this… | exception | error | ignore, rust, platform, wasm, same-file-system |
| The --spacing(…) function requires an argument, but… | exception | error | tailwind-v4, css-function, spacing, theme |
| `@utility ` defines an invalid utility name. Utilities… | exception | error | at-utility, naming, validation |
| `@utility ` is empty. Utilities should include at least one… | exception | error | at-utility, empty-block, validation |
| `addVariant(' ')` defines an invalid variant name. Variants… | exception | error | tailwind, plugin, variant, validation |
| No configuration file found for | exception | error | upgrade, config-detection, setup |
| Missing opening ( | exception | error | tailwind-v4, css-parser, paren-mismatch, syntax-error |
| Invalid value for --format | exception | error | cli, argument-validation, canonicalize |
| `layer(…)` in an `@import` should come before any other… | exception | error | tailwind, at-import, layer, syntax |
| The plugin " " does not accept options | exception | error | tailwind, plugin, options, config |
| Cannot use `@variant` with empty variant | exception | error | tailwindcss, variant, css, v4, at-rule |
| Unexpected `@plugin` option | exception | error | tailwind, plugin, at-rule, syntax |
| `@custom-variant ( )` selector is invalid. | exception | error | at-custom-variant, selector, validation |
| Input must be valid UTF-8 | panic | critical | oxide, rust, utf-8, extractor, panic, encoding |
| Step cannot be zero in sequence expansion. | exception | error | tailwindcss, brace-expansion, sequence, parsing |
| `@custom-variant ` defines an invalid variant name… | exception | error | at-custom-variant, naming, validation, regex |
| `@source` cannot have a body. | exception | error | at-source, structure, validation |
| has no metadata | exception | error | ignore, rust, walkdir, stdin, filesystem |
| Error in the config file/plugin/preset. The `content` key… | exception | error | tailwind, content, config, v3-migration |
| Exceeded maximum recursion depth while resolving | exception | error | tailwind, at-import, circular, recursion |
| `@custom-variant ` cannot have both a selector and a body. | exception | error | at-custom-variant, structure, validation |
| Error in the config file/plugin/preset. An empty preset… | exception | error | tailwind, presets, config, v3-migration |
| `@source` cannot be nested. | exception | error | at-source, nesting, structure |
| `@custom-variant` cannot be nested. | exception | error | at-custom-variant, nesting, structure |
| Cannot apply unknown utility class | exception | error | tailwind, apply, unknown-utility, custom-utility |
| `@plugin` cannot be nested. | exception | error | tailwind, plugin, at-rule, nesting |
| Cannot apply utility class | exception | error | tailwind, apply, variant, typo |
| `@custom-variant ` has no selector or body. | exception | error | at-custom-variant, empty, validation |
| `@plugin` must have a path. | exception | error | tailwind, plugin, at-rule, config |
| `@config` cannot be nested. | exception | error | tailwind, config, at-rule, nesting |
| `@config` cannot have a body. | exception | error | tailwind, config, at-rule, syntax |