errors at console:
[Violation] 'setTimeout' handler took 157ms
5[Violation] Forced reflow while executing JavaScript took <N>ms
load-scripts.php?c=0&load[]=jquery-core,jquery-migrate,utils,jquery-ui-core,jquery-ui-widget,jquery-ui-mouse,jquery-ui-resizable,jquery-ui-draggable,jquery-&load[]=ui-button,jquery-ui-position,jquery-ui-dialog,jquery-ui-tabs,suggest,underscore,shortcode,wp-util,wp-pointer,quicktags,wp-a11y,w&load[]=plink,backbone,jquery-effects-core,jquery-effects-size,jquery-effects-scale,jquery-ui-sortable,jquery-ui-tooltip,moxiejs,pluploa&load[]=d&ver=4.9.8:116 [Violation] 'setTimeout' handler took 345ms
load-scripts.php?c=0&load[]=jquery-core,jquery-migrate,utils,jquery-ui-core,jquery-ui-widget,jquery-ui-mouse,jquery-ui-resizable,jquery-ui-draggable,jquery-&load[]=ui-button,jquery-ui-position,jquery-ui-dialog,jquery-ui-tabs,suggest,underscore,shortcode,wp-util,wp-pointer,quicktags,wp-a11y,w&load[]=plink,backbone,jquery-effects-core,jquery-effects-size,jquery-effects-scale,jquery-ui-sortable,jquery-ui-tooltip,moxiejs,pluploa&load[]=d&ver=4.9.8:116 [Violation] 'setTimeout' handler took 198ms
so its jquery duplicate issue?