angular/angular · error · Error

The provided directive was not found in the application

Error message

The provided directive was not found in the application

What it means

Error "The provided directive was not found in the application" thrown in angular/angular.

Source

Thrown at packages/core/src/render3/context_discovery.ts:62

  if (mpValue) {
    // only when it's an array is it considered an LView instance
    // ... otherwise it's an already constructed LContext instance
    if (isLView(mpValue)) {
      const lView: LView = mpValue!;
      let nodeIndex: number;
      let component: any = undefined;
      let directives: any[] | null | undefined = undefined;

      if (isComponentInstance(target)) {
        nodeIndex = findViaComponent(lView, target);
        if (nodeIndex == -1) {
          throw new Error('The provided component was not found in the application');
        }
        component = target;
      } else if (isDirectiveInstance(target)) {
        nodeIndex = findViaDirective(lView, target);
        if (nodeIndex == -1) {
          throw new Error('The provided directive was not found in the application');
        }
        directives = getDirectivesAtNodeIndex(nodeIndex, lView);
      } else {
        nodeIndex = findViaNativeElement(lView, target as RElement);
        if (nodeIndex == -1) {
          return null;
        }
      }

      // the goal is not to fill the entire context full of data because the lookups
      // are expensive. Instead, only the target data (the element, component, container, ICU
      // expression or directive details) are filled into the context. If called multiple times
      // with different target values then the missing target data will be filled in.
      const native = unwrapRNode(lView[nodeIndex]);
      const existingCtx = readPatchedData(native);
      const context: LContext =
        existingCtx && !Array.isArray(existingCtx)
          ? existingCtx

View on GitHub (pinned to 51cb07e980)

Solutions

1. Pass a directive instance that belongs to this application.

When it happens

Trigger: Thrown at packages/core/src/render3/context_discovery.ts:62 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of angular/angular@51cb07e980 (2026-08-22). Data as JSON: /api/errors/ca60c10d84741205. Report an issue: GitHub.