Fatal error: Uncaught Error: Class 'ConfigDataHelper' not found in /home/sklep234/public_html/sklep234/wp-content/plugins/popup-builder/public/views/customEditor.php:6 Stack trace: #0 {main} thrown in /home/sklep234/public_html/sklep234/wp-content/plugins/popup-builder/public/views/customEditor.php on line 6