Fatal error: Uncaught Error: Call to a member function getClasses() on null in /home/unistayco/demo.uni-stay.co.za/vendor/doctrine/doctrine-orm-module/view/zend-developer-tools/toolbar/doctrine-orm-mappings.phtml:6 Stack trace: #0 {main} thrown in /home/unistayco/demo.uni-stay.co.za/vendor/doctrine/doctrine-orm-module/view/zend-developer-tools/toolbar/doctrine-orm-mappings.phtml on line 6