Скачать или смотреть Why am I encountering "Laravel: route [/login] not defined" when the session expires?

Explore common reasons and solutions for the "Laravel: route [/login] not defined" error when a session expires in Laravel applications.
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Why am I encountering "Laravel: route [/login] not defined" when the session expires?

When using Laravel, you might encounter an error message saying "Laravel: route [/login] not defined" after a session expires. This situation can be perplexing, especially if everything seemed to be working fine before the session timeout. Understanding the underlying reasons and solutions for this error can help you resolve it swiftly.

Common Reasons for the Error

Missing Login Route

The most straightforward reason for encountering this error is a missing /login route in your routes file. Laravel expects a predefined route for login operations when handling authentication. If it does not find this route, it throws an error.

Middleware Redirection

Laravel's middleware manages many tasks, including authentication checks. When a session expires, the auth middleware might redirect the user to the login page using the /login route. If this route isn't defined, the framework cannot complete the redirection, leading to the "route not defined" error message.

Changed Route Paths

Sometimes, changes in route paths or naming conventions can lead to this error. If you've customized your authentication routes and changed the default path for login, the middleware might still be looking for the previous default path.

Solutions to Resolve the Error

Define the Login Route

Ensure that your routes file (commonly web.php) contains the login route. Utilize Laravel’s built-in Auth::routes() to define all necessary authentication routes including login, register, and reset password:

[[See Video to Reveal this Text or Code Snippet]]

If you prefer to define routes manually, ensure /login is among them:

[[See Video to Reveal this Text or Code Snippet]]

Check Middleware Configuration

Review your middleware settings and ensure that they redirect to the correct login route. In app/Http/Middleware/Authenticate.php, you might see something similar to:

[[See Video to Reveal this Text or Code Snippet]]

Ensure that the route named login is correctly defined as shown above.

Update Custom Routes

If you have changed the default paths for authentication routes, ensure that middleware and other configurations point to these new paths. For instance, if your new login route is /user-login, update middleware redirection accordingly.

Conclusion

Encountering "Laravel: route [/login] not defined" can be vexing, but it's typically due to a missing route or misconfigured middleware. By ensuring you have all necessary routes defined and that middleware points to the correct paths, you can effectively resolve this error and ensure a smooth user experience even after a session expires.