Fatal error: Uncaught Error: Class "Zend_Exception" not found in /var/www/crm_killing_ninja/vendor/zf1/zend-xml/library/Zend/Xml/Exception.php:35 Stack trace: #0 {main} thrown in /var/www/crm_killing_ninja/vendor/zf1/zend-xml/library/Zend/Xml/Exception.php on line 35