Fatal error: Uncaught Error: Class 'Smush\Core\Media\Media_Item_Optimization' not found in /home/m5dergi/public_html/wp-content/plugins/wp-smushit/core/avif/class-avif-optimization.php:13 Stack trace: #0 {main} thrown in /home/m5dergi/public_html/wp-content/plugins/wp-smushit/core/avif/class-avif-optimization.php on line 13