Correcting error "ContextErrorException: Warning: call_user_func() expects parameter 1 to be a valid callback, array must have exactly two members in /src/vendor/symfony/symfony/src/Symfony/Component/EventDispatcher/EventDispatcher.php line 164"
Merge pull request #1464 from shefik/Event

Correcting error "ContextErrorException: Warning: call_user_func() expec...