Fatal error: Uncaught Error: Interface "ProxyManager\Exception\ExceptionInterface" not found in /home/rogertabor/public_html/concrete/vendor/ocramius/proxy-manager/src/ProxyManager/Exception/FileNotWritableException.php:32 Stack trace: #0 {main} thrown in /home/rogertabor/public_html/concrete/vendor/ocramius/proxy-manager/src/ProxyManager/Exception/FileNotWritableException.php on line 32