Fatal error: Uncaught Error: Interface "Code_Snippets\Snippet_Type_Handler_Interface" not found in /var/www/html/wp-content/plugins/code-snippets/php/flat-files/handlers/html-snippet-handler.php:5 Stack trace: #0 {main} thrown in /var/www/html/wp-content/plugins/code-snippets/php/flat-files/handlers/html-snippet-handler.php on line 5