Fatal error: Uncaught Error: Interface 'Concrete\Core\Search\Index\IndexInterface' not found in /home/gmcguire/public_html/concrete5/concrete/src/Search/Index/AbstractIndex.php:11 Stack trace: #0 {main} thrown in /home/gmcguire/public_html/concrete5/concrete/src/Search/Index/AbstractIndex.php on line 11