symfony/symfony-docs — pull request #2305 by hacfi (2013-03-14 02:31:21+00:00)
Title: Update default exception_controller in TwigBundle Configuration Reference

The default exception_controller value changed from `twig.controller.exception:showAction` to `Symfony\\Bundle\\TwigBundle\\Controller\\ExceptionController::showAction` in 2.2.

See commit https://github.com/symfony/symfony/commit/35d63df044cba20cdf441963ca85a7f4d51200cc.