Fatal error: Uncaught Error: Call to undefined function remove_query_arg() in /home/clmepl5/public_html/web/app/plugins/types/application/views/page/extension/per_post_editor_mode/notice_switch_to_gutenberg.phtml:11 Stack trace: #0 {main} thrown in /home/clmepl5/public_html/web/app/plugins/types/application/views/page/extension/per_post_editor_mode/notice_switch_to_gutenberg.phtml on line 11