An error occurred

Warning: Undefined variable $exception in C:\www\Ausgrid\NetworkAccessRequest\trunk\admin\includes\views\exception.php on line 28

Fatal error: Uncaught Error: Call to a member function getMessage() on null in C:\www\Ausgrid\NetworkAccessRequest\trunk\admin\includes\views\exception.php:28 Stack trace: #0 {main} thrown in C:\www\Ausgrid\NetworkAccessRequest\trunk\admin\includes\views\exception.php on line 28