emberjs/ember.js · error · Error

Can't trigger action '${name}' because your app hasn't finis

Error message

Can't trigger action '${name}' because your app hasn't finished transitioning into its first route. To trigger an action on destination routes during a transition, you can call \`.send()\` on the \`Transition\` object passed to the \`model/beforeModel/afterModel\` hooks.

What it means

Error "Can't trigger action '${name}' because your app hasn't finished transitioning into its first route. To trigger an action on destination routes during a transition, you can call \`.send()\` on the \`Transition\` object passed to the \`model/beforeModel/afterModel\` hooks." thrown in emberjs/ember.js.

Source

Thrown at packages/@ember/routing/router.ts:1753

  let routerHasRoute = router.hasRoute(fullName);
  let ownerHasRoute =
    owner.factoryFor(`template:${localName}`) || owner.factoryFor(`route:${localName}`);
  return routerHasRoute && ownerHasRoute;
}

export function triggerEvent<N extends MethodNamesOf<typeof defaultActionHandlers>>(
  this: EmberRouter,
  routeInfos: InternalRouteInfo<Route>[],
  ignoreFailure: boolean,
  name: N,
  args: OmitFirst<Parameters<(typeof defaultActionHandlers)[N]>>
): void {
  if (!routeInfos) {
    if (ignoreFailure) {
      return;
    }
    // TODO: update?
    throw new Error(
      `Can't trigger action '${name}' because your app hasn't finished transitioning into its first route. To trigger an action on destination routes during a transition, you can call \`.send()\` on the \`Transition\` object passed to the \`model/beforeModel/afterModel\` hooks.`
    );
  }

  let eventWasHandled = false;
  let routeInfo, handler, actionHandler;

  for (let i = routeInfos.length - 1; i >= 0; i--) {
    routeInfo = routeInfos[i];
    assert('[BUG] Missing routeInfo', routeInfo);
    handler = routeInfo.route;
    actionHandler = handler && handler.actions && handler.actions[name];
    if (actionHandler) {
      if (actionHandler.apply(handler, args) === true) {
        eventWasHandled = true;
      } else {
        // Should only hit here if a non-bubbling error action is triggered on a route.
        if (name === 'error') {

View on GitHub (pinned to 26f97246a8)

When it happens

Trigger: Thrown at packages/@ember/routing/router.ts:1753 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of emberjs/ember.js@26f97246a8 (2026-09-01). Data as JSON: /api/errors/f0edab9d99df3490. Report an issue: GitHub.