Symfony 2.4: Why are 500 errors not caught by kernel.exception listener

Question

I\'m trying to create a listener for listening 403, 404, and 500 exceptions. This works fine for 403 and 404 exceptions but not for 500 exceptions. For 500 exceptions (or ex

Answer 1

First of all, ensure you cleared the Prod cache.

Second, see if something in the web server is catching errors for you, ie fastcgi_intercept_errors in Nginx, but this is unlikely to happen.

Third, try throwing an exception rather than calling a non-declared function.

Fourth, try to $event->setResponse as early as possible in the exception listener to ensure there's no error in the handler itself.

Other than that, I have no idea. The code seems to be Ok. Have you tried with XDebug to see how the code flows?