ErrLookup › emberjs/ember.js
emberjs/ember.js
Ember.js - A JavaScript framework for creating ambitious web applications · TypeScript · 950 source files
Analyzed at 26f97246a8 on 2026-09-01. 131 documented errors.
| Code / Message | Type | Severity | Tags |
|---|---|---|---|
| Custom component managers must have a `capabilities`… | exception | error | component-manager, capabilities, registration |
| Attempted to set the global context twice. This should only… | exception | error | global-context, initialization, glimmer |
| Changing context using "../" is not supported in Glimmer | validation | error | glimmer, handlebars, template-syntax, scope-resolution |
| Invalid block parameters syntax: block parameters must be… | exception | error | glimmer, handlebars, template-syntax, block-params |
| TransitionError | exception | error | routing, transition, ember |
| Expected a context object to be passed as the first… | exception | error | glimmer, runtime, invokehelper, type-error, owner |
| You must pass a function as the `fn` helper's first… | exception | error | glimmer, template-helper, fn, type-error |
| Attempted to assert destroyables destroyed, but you did not… | exception | error | testing, destroyables, test-lifecycle |
| Attempted to start destroyable testing, but you did not end… | exception | error | testing, destroyables, test-lifecycle |
| Attempted to resolve | exception | error | glimmer, resolver, component-resolution |
| You must pass either the `hasValue` OR the… | exception | error | helper-manager, capabilities, configuration |
| Cannot create a inside an SVG context | exception | error | dom, svg, glimmer |
| " " cannot be called as a sub-expression, replace ( ) with | exception | error | glimmer, handlebars, template-syntax, subexpression, literals |
| Attempted to load a helper, but there wasn't a helper… | exception | error | helpers, manager, registration |
| `eq` expects exactly two arguments, but received | exception | error | glimmer, template-helper, arity, debug |
| You must pass both the owner and args to super() in your… | exception | error | glimmer, ember, constructor, owner, args, debug |
| @glimmer/runtime needs a valid "globalThis.URL" | exception | critical | environment, url, ssr, glimmer |
| You marked this listener as 'passive', meaning that you… | validation | error | ember, glimmer, dom-events, passive-listener, developer-error |
| Attempted to resolve a dynamic component with a string… | validation | error | ember, glimmer, strict-mode, dynamic-components, developer-error |
| In , is not a valid modifier | exception | error | glimmer, handlebars, template-syntax, element-modifier |
| You accessed `this ` from a function passed to the , but… | exception | error | this, binding, proxy, arrow-function, glimmer |
| The `@glimmer/validator` library has been included twice in… | exception | critical | glimmer, validator, duplicate-package, build, dependency-management |
TRANSITION_ABORTED TransitionAborted | error_code | info | routing, transition-aborted, ember |
| Could not find module | exception | error | module-resolution, loader, amd |
| ${state.message} | exception | error | glimmer, handlebars, template-syntax, block-params |
| you must pass document or appendOperations to a new runtime | validation | error | glimmer, configuration, dom, ssr |
| Attempted to rerender, but the Ember application has had an… | console | critical | rendering, glimmer, ember |
| Invalid block parameters syntax: modifiers cannot follow… | exception | error | glimmer, handlebars, template-syntax, block-params |
| Invalid named block named detected, you may have created a… | exception | error | glimmer, handlebars, template-syntax, named-blocks |
| You attempted to set | exception | error | |
| createCache() must be passed a function as its first… | validation | error | debug, validation, glimmer |
| You attempted to pass a path as argument | exception | error | glimmer, strict-mode, template-compiler, scope, handlebars |
| requires | validation | error | ast, visitor, handlebars, parser |
| Object.keys() was called on the positional arguments array… | exception | error | |
| An unquoted attribute value must be a string or a mustache… | exception | error | glimmer, handlebars, template-syntax, attribute-value |
| More context objects were passed than there are dynamic… | exception | error | routing, ember, router |
| The global context for Glimmer VM was not set. You must set… | exception | critical | global-context, initialization, glimmer, missing-setup |
| PromiseProxy's promise must be set | exception | error | ember, promise, promise-proxy, uninitialized-property |
| Unexpected content inside < | validation | error | glimmer, handlebars, named-blocks, template-syntax |
| Cannot update a frozen TrackedValue | validation | error | glimmer, validator, reactivity, immutability, tracked-value |
| Unexpected literal | validation | error | glimmer, handlebars, literal, template-syntax |
| You can't call rerender on a view being destroyed | exception | error | ember, view-lifecycle, component-destruction, async |
| Can't trigger action | exception | error | |
| Invalid component manager compatibility specified | exception | error | component-manager, capabilities, version |
| Defining a route serializer on route | exception | error | ember, routing, dsl, serialize, engines |
| The `hasScheduledEffect` capability has not yet been… | exception | error | helper-manager, capabilities, unimplemented |
| Unexpected block params in < | validation | error | glimmer, handlebars, template-syntax, compile-time |
| Attempted to parse a path expression, but it was not valid… | exception | error | glimmer, handlebars, template-syntax, named-arguments |
| Attempted to invoke a component that was not in scope in a… | exception | error | glimmer, strict-mode, component-resolution, template-compiler |
| Attempted to parse a path expression, but it was not valid… | exception | error | glimmer, handlebars, template-syntax, invalid-path |
| () can only be used on an instance of a cache created with… | validation | error | debug, validation, glimmer |
| `and` expects at least two arguments, but received | exception | warning | glimmer, template, helper, arity |
| Cannot call `.lookup | exception | error | ember, lifecycle, container, destroyed-owner |
| You didn't provide enough string/numeric parameters to… | exception | error | routing, ember, dynamic-segments |
| Compile Error: @ .. | exception | error | template, compilation, handlebars, syntax, glimmer |
| Custom modifier managers must have a `capabilities`… | exception | error | |
| `gt` expects exactly two arguments, but received | exception | error | glimmer, template-helper, arity, debug |
| infinite rendering invalidation detected | exception | error | ember, rendering, infinite-loop, computed-property |
| args proxies do not have real property descriptors, so you… | exception | error | |
| Custom helper managers must have a `capabilities` property… | exception | error | |
| < > elements do not need end tags. You should remove it | exception | error | glimmer, handlebars, html, void-elements |
| Attempted to cast to a browser node with a node that was… | exception | error | dom, document, iframe, debug, cross-document |
| Mixing '.' and '/' in paths is not supported in Glimmer… | validation | error | glimmer, handlebars, template-syntax, path-separator |
| Cannot call `compile` with only the template compiler… | exception | critical | ember, module-loading, template-compiler, build |
| Programmatic transitions by URL cannot be used within an… | exception | error | ember, routing, engines, transition, url |
| You can only `once`, `passive` or `capture` named arguments… | validation | error | ember, glimmer, modifier, template, developer-error |
| Invalid block parameters syntax: invalid identifier name \ | exception | error | glimmer, handlebars, template-syntax, block-params, identifier |
| A resolved helper cannot be passed as a named argument as… | exception | error | ember, glimmer, helpers, syntax, deprecation |
| `gte` expects exactly two arguments, but received | exception | error | glimmer, template-helper, arity, debug |
| Unexpected node type | validation | error | ast, visitor, handlebars, parser |
| Rehydration with nextSibling not supported | validation | error | glimmer, ssr, rehydration, unsupported-feature |
| Attempted to associate a destroyable child with an object… | exception | error | lifecycle, destroyable, glimmer, debug, teardown |
ember-glimmer.input.checkbox `<Input @type="checkbox" />` reflects its checked state via the `@checked`… | console | warning | ember, glimmer, components, input |
| Invalid helper manager compatibility specified; you… | exception | error | helper-manager, capabilities, version |
| Unexpected named block <:foo> inside < | validation | error | glimmer, handlebars, named-blocks, template-syntax |
| b.concat requires at least one part | validation | error | glimmer, syntax, ast, codemod, template |
| Defining a custom serialize method on an Engine route is… | exception | error | ember, routing, engines, serialize, router |
| You attempted to use @cached on with | exception | error | |
| You must pass a function as the second argument to the `on`… | validation | error | |
| Invalid path | validation | error | template, handlebars, parser, syntax, path |
| deprecation override for | exception | error | ember, glimmer, deprecation, debug |
| Attempted to register a destructor with an object that is… | exception | error | lifecycle, destructor, destroyable, glimmer, debug |
| Component had two named blocks with the same name, `< | validation | error | glimmer, handlebars, named-blocks, template-syntax |
| Invalid block parameters syntax: mustaches cannot be used… | exception | error | glimmer, handlebars, template-syntax, block-params |
| '.' is not a supported path in Glimmer; check for a path… | validation | error | glimmer, handlebars, template-syntax, trailing-dot |
| Replacing and removing in key handlers is not yet supported. | exception | error | glimmer, ast, traversal, visitor-api |
| You can only pass two positional arguments (event name and… | validation | error | |
| isConst() can only be used on a cache once getValue() has… | validation | error | debug, validation, glimmer |
| attempted to close a tracking frame, but one was not open | validation | error | glimmer, validator, reactivity, tracking, debug |
| Could not create factory | exception | error | ember, container, lookup, factory |
| ${_url} | exception | error | routing, unrecognized-url, ember |
| Invalid block parameters syntax: expecting the tag to be… | exception | error | glimmer, handlebars, template-syntax, block-params, eof |
| BUG: owner is missing renderer | exception | error | ember, renderer, debug, render-tree, owner |
| Invalid block parameters syntax: expecting at least one… | exception | error | glimmer, handlebars, template-syntax, block-params |
| doesn't match | validation | error | template, handlebars, parser, syntax |
| Unexpected named block at the top-level of a template | validation | error | glimmer, template-compiler, named-blocks, syntax-error |
| Invalid block parameters syntax: expecting "|" but the tag… | exception | error | glimmer, handlebars, template-syntax, block-params |
| You attempted to mount the engine | exception | error | ember, engines, mount, registration, routing |
| Invalid end tag: closing tag must not have attributes | exception | error | glimmer, handlebars, template-syntax, html-parsing, end-tag |
| Unexpected inverse block on decorator | validation | error | template, handlebars, parser, decorator |