Fatal error: Uncaught exception 'Custom_Exception' with message 'PHP extension GD is not loaded.' in /var/www/html/library/Custom/Model/Image.php:251 Stack trace: #0 /var/www/html/modules/system/controllers/FileController.php(134): Custom_Model_Image::fromString('GIF89a\x01\x00\x01\x00\x80\x00\x00\x00\x00...') #1 /var/www/html/library/Zend/Controller/Action.php(516): System_FileController->emptyAction() #2 /var/www/html/library/Zend/Controller/Dispatcher/Standard.php(295): Zend_Controller_Action->dispatch('emptyAction') #3 /var/www/html/library/Zend/Controller/Front.php(954): Zend_Controller_Dispatcher_Standard->dispatch(Object(Zend_Controller_Request_Http), Object(Zend_Controller_Response_Http)) #4 /var/www/html/library/Zend/Application/Bootstrap/Bootstrap.php(97): Zend_Controller_Front->dispatch() #5 /var/www/html/library/Zend/Application.php(366): Zend_Application_Bootstrap_Bootstrap->run() #6 /var/www/html/index.php(18): Zend_Application->run() #7 {main} thrown in /var/www/html/library/Custom/Model/Image.php on line 251