When I click the file upload button, it just reloads the page. I'm seeing this error in the console:
VM3033 post.php:3213 Uncaught TypeError: Cannot read property 'addFilter' of undefined
at handleFeaturedImagePanel (VM3033 post.php:3213)
at HTMLDocument.<anonymous> (VM3033 post.php:3229)
at i (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-sortable,jquery-ui-tabs,suggest,postbox,wp-a11y,underscore,backbone,quic&load[]=ktags,wplink,shortcode,wp-util,moxiejs,plupload&ver=4.9.8:2)
at Object.fireWith [as resolveWith] (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-sortable,jquery-ui-tabs,suggest,postbox,wp-a11y,underscore,backbone,quic&load[]=ktags,wplink,shortcode,wp-util,moxiejs,plupload&ver=4.9.8:2)
at Function.ready (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-sortable,jquery-ui-tabs,suggest,postbox,wp-a11y,underscore,backbone,quic&load[]=ktags,wplink,shortcode,wp-util,moxiejs,plupload&ver=4.9.8:2)
at HTMLDocument.K (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-sortable,jquery-ui-tabs,suggest,postbox,wp-a11y,underscore,backbone,quic&load[]=ktags,wplink,shortcode,wp-util,moxiejs,plupload&ver=4.9.8:2)
handleFeaturedImagePanel @ VM3033 post.php:3213
(anonymous) @ VM3033 post.php:3229
i @ 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-sortable,jquery-ui-tabs,suggest,postbox,wp-a11y,underscore,backbone,quic&load[]=ktags,wplink,shortcode,wp-util,moxiejs,plupload&ver=4.9.8:2
fireWith @ 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-sortable,jquery-ui-tabs,suggest,postbox,wp-a11y,underscore,backbone,quic&load[]=ktags,wplink,shortcode,wp-util,moxiejs,plupload&ver=4.9.8:2
ready @ 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-sortable,jquery-ui-tabs,suggest,postbox,wp-a11y,underscore,backbone,quic&load[]=ktags,wplink,shortcode,wp-util,moxiejs,plupload&ver=4.9.8:2
K @ 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-sortable,jquery-ui-tabs,suggest,postbox,wp-a11y,underscore,backbone,quic&load[]=ktags,wplink,shortcode,wp-util,moxiejs,plupload&ver=4.9.8:2
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-sortable,jquery-ui-tabs,suggest,postbox,wp-a11y,underscore,backbone,quic&load[]=ktags,wplink,shortcode,wp-util,moxiejs,plupload&ver=4.9.8:133 Uncaught TypeError: Cannot read property 'bs_component_show_hide_button' of undefined
at QTags.i.getButton (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-sortable,jquery-ui-tabs,suggest,postbox,wp-a11y,underscore,backbone,quic&load[]=ktags,wplink,shortcode,wp-util,moxiejs,plupload&ver=4.9.8:133)
at ToolsetCommon.BootstrapCssComponentsQuickTags.self.add_bootstrap_components_buttons (toolset-bs-component-buttons.js:122)
at toolset-bs-component-buttons.js:21
at d (toolset-event-manager.min.js:1)
at Object.j [as doAction] (toolset-event-manager.min.js:1)
at HTMLDivElement.<anonymous> (toolset-bs-component-events.js:213)
at Function.each (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-sortable,jquery-ui-tabs,suggest,postbox,wp-a11y,underscore,backbone,quic&load[]=ktags,wplink,shortcode,wp-util,moxiejs,plupload&ver=4.9.8:2)
at toolset-bs-component-events.js:209
at 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-sortable,jquery-ui-tabs,suggest,postbox,wp-a11y,underscore,backbone,quic&load[]=ktags,wplink,shortcode,wp-util,moxiejs,plupload&ver=4.9.8:129