Bug with widget page

The save button does not work on wp-admin/widgets.php Request : widget-dd_last_viewed[2][lastviewedTitle]: Моя активность widget-dd_last_viewed[2][lastViewed_total]: 5 widget-dd_last_viewed[2][selection][]: post widget-dd_last_viewed[2][lastViewed_showPostTitle]: on widget-dd_last_viewed[2][lastViewed_lv_link_title]: on widget-dd_last_viewed[2][lastViewed_showThumb]: on widget-dd_last_viewed[2][lastViewed_lv_link_thumb]: on widget-dd_last_viewed[2][lastViewed_thumbSize]: thumbnail widget-dd_last_viewed[2][lastViewed_content_type]: excerpt widget-dd_last_viewed[2][lastViewed_truncate]: 78 widget-dd_last_viewed[2][lastViewed_linkname]: More widget-dd_last_viewed[2][cookie_lifetime]: 100 widget-dd_last_viewed[2][cookie_timeformat]: days widget-dd_last_viewed[2][cookie_samesite]: None widget-dd_last_viewed[2][cookie_secure]: widget-dd_last_viewed[2][lastViewed_ajaxLoad]: on widget-dd_last_viewed[2][lastViewed_cookieByJs]: on widget-id: dd_last_viewed-2 id_base: dd_last_viewed widget-width: 250 widget-height: 200 widget_number: 2 multi_number: add_new: action: save-widget savewidgets: 8d7bfe47e9 sidebar: personal_sidebar Response 502 Bad Gateway nginx/1.10.3 (Ubuntu) Form : Image form Console : Console Console 2 UI Elements problem Screenshot UI Elements 2 Mmhhh.. strange output. I don’t see the ‘advanced_cookie_settings_checked’, while in your screenshots it’s working. I’ve made some improvements in version >=6.1, hope this will help! Let me know The problem still exists Plugin version 6.1 Wordpress version 5.5.3 debug.log output [16-Nov-2020 12:07:28 ] PHP Notice: Undefined index: selected_posttypes in folder/path/wp-content/plugins/dd-lastviewed/last-viewed.php on line 368 [16-Nov-2020 12:07:28 ] PHP Stack trace: [16-Nov-2020 12:07:28 ] PHP 1. {main}() folder/path/wp-admin/admin-ajax.php:0 [16-Nov-2020 12:07:28 ] PHP 2. do_action() folder/path/wp-admin/admin-ajax.php:176 [16-Nov-2020 12:07:28 ] PHP 3. WP_Hook->do_action() folder/path/wp-includes/plugin.php:478 [16-Nov-2020 12:07:28 ] PHP 4. WP_Hook->apply_filters() folder/path/wp-includes/class-wp-hook.php:311 [16-Nov-2020 12:07:28 ] PHP 5. wp_ajax_save_widget() folder/path/wp-includes/class-wp-hook.php:287 [16-Nov-2020 12:07:28 ] PHP 6. lastViewed->update_callback() folder/path/wp-admin/includes/ajax-actions.php:2347 [16-Nov-2020 12:07:28 ] PHP 7. lastViewed->update() folder/path/wp-includes/class-wp-widget.php:443 [16-Nov-2020 12:07:28 ] PHP Notice: Undefined index: lastViewed_thumb in folder/path/wp-content/plugins/dd-lastviewed/last-viewed.php on line 370 [16-Nov-2020 12:07:28 ] PHP Stack trace: [16-Nov-2020 12:07:28 ] PHP 1. {main}() folder/path/wp-admin/admin-ajax.php:0 [16-Nov-2020 12:07:28 ] PHP 2. do_action() folder/path/wp-admin/admin-ajax.php:176 [16-Nov-2020 12:07:28 ] PHP 3. WP_Hook->do_action() folder/path/wp-includes/plugin.php:478 [16-Nov-2020 12:07:28 ] PHP 4. WP_Hook->apply_filters() folder/path/wp-includes/class-wp-hook.php:311 [16-Nov-2020 12:07:28 ] PHP 5. wp_ajax_save_widget() folder/path/wp-includes/class-wp-hook.php:287 [16-Nov-2020 12:07:28 ] PHP 6. lastViewed->update_callback() folder/path/wp-admin/includes/ajax-actions.php:2347 [16-Nov-2020 12:07:28 ] PHP 7. lastViewed->update() folder/path/wp-includes/class-wp-widget.php:443 [16-Nov-2020 12:07:28 ] PHP Notice: Undefined index: lastViewed_showExcerpt in folder/path/wp-content/plugins/dd-lastviewed/last-viewed.php on line 377 [16-Nov-2020 12:07:28 ] PHP Stack trace: [16-Nov-2020 12:07:28 ] PHP 1. {main}() folder/path/wp-admin/admin-ajax.php:0 [16-Nov-2020 12:07:28 ] PHP 2. do_action() folder/path/wp-admin/admin-ajax.php:176 [16-Nov-2020 12:07:28 ] PHP 3. WP_Hook->do_action() folder/path/wp-includes/plugin.php:478 [16-Nov-2020 12:07:28 ] PHP 4. WP_Hook->apply_filters() folder/path/wp-includes/class-wp-hook.php:311 [16-Nov-2020 12:07:28 ] PHP 5. wp_ajax_save_widget() folder/path/wp-includes/class-wp-hook.php:287 [16-Nov-2020 12:07:28 ] PHP 6. lastViewed->update_callback() folder/path/wp-admin/includes/ajax-actions.php:2347 [16-Nov-2020 12:07:28 ] PHP 7. lastViewed->update() folder/path/wp-includes/class-wp-widget.php:443 [16-Nov-2020 12:07:28 ] PHP Notice: Undefined index: lastViewed_showTruncate in folder/path/wp-content/plugins/dd-lastviewed/last-viewed.php on line 379 [16-Nov-2020 12:07:28 ] PHP Stack trace: [16-Nov-2020 12:07:28 ] PHP 1. {main}() folder/path/wp-admin/admin-ajax.php:0 [16-Nov-2020 12:07:28 ] PHP 2. do_action() folder/path/wp-admin/admin-ajax.php:176 [16-Nov-2020 12:07:28 ] PHP 3. WP_Hook->do_action() folder/path/wp-includes/plugin.php:478 [16-Nov-2020 12:07:28 ] PHP 4. WP_Hook->apply_filters() folder/path/wp-includes/class-wp-hook.php:311 [16-Nov-2020 12:07:28 ] PHP 5. wp_ajax_save_widget() folder/path/wp-includes/class-wp-hook.php:287 [16-Nov-2020 12:07:28 ] PHP 6. lastViewed->update_callback() folder/path/wp-admin/includes/ajax-actions.php:2347 [16-Nov-2020 12:07:28 ] PHP 7. lastViewed->update() folder/path/wp-includes/class-wp-widget.php:443 [16-Nov-2020 12:07:28 ] PHP Notice: Undefined index: lastViewed_showMore in folder/path/wp-content/plugins/dd-lastviewed/last-viewed.php on line 380 [16-Nov-2020 12:07:28 ] PHP Stack trace: [16-Nov-2020 12:07:28 ] PHP 1. {main}() folder/path/wp-admin/admin-ajax.php:0 [16-Nov-2020 12:07:28 ] PHP 2. do_action() folder/path/wp-admin/admin-ajax.php:176 [16-Nov-2020 12:07:28 ] PHP 3. WP_Hook->do_action() folder/path/wp-includes/plugin.php:478 [16-Nov-2020 12:07:28 ] PHP 4. WP_Hook->apply_filters() folder/path/wp-includes/class-wp-hook.php:311 [16-Nov-2020 12:07:28 ] PHP 5. wp_ajax_save_widget() folder/path/wp-includes/class-wp-hook.php:287 [16-Nov-2020 12:07:28 ] PHP 6. lastViewed->update_callback() folder/path/wp-admin/includes/ajax-actions.php:2347 [16-Nov-2020 12:07:28 ] PHP 7. lastViewed->update() folder/path/wp-includes/class-wp-widget.php:443 [16-Nov-2020 12:07:28 ] PHP Notice: Undefined index: lastViewed_lv_link_title in folder/path/wp-content/plugins/dd-lastviewed/last-viewed.php on line 382 [16-Nov-2020 12:07:28 ] PHP Stack trace: [16-Nov-2020 12:07:28 ] PHP 1. {main}() folder/path/wp-admin/admin-ajax.php:0 [16-Nov-2020 12:07:28 ] PHP 2. do_action() folder/path/wp-admin/admin-ajax.php:176 [16-Nov-2020 12:07:28 ] PHP 3. WP_Hook->do_action() folder/path/wp-includes/plugin.php:478 [16-Nov-2020 12:07:28 ] PHP 4. WP_Hook->apply_filters() folder/path/wp-includes/class-wp-hook.php:311 [16-Nov-2020 12:07:28 ] PHP 5. wp_ajax_save_widget() folder/path/wp-includes/class-wp-hook.php:287 [16-Nov-2020 12:07:28 ] PHP 6. lastViewed->update_callback() folder/path/wp-admin/includes/ajax-actions.php:2347 [16-Nov-2020 12:07:28 ] PHP 7. lastViewed->update() folder/path/wp-includes/class-wp-widget.php:443 [16-Nov-2020 12:07:28 ] PHP Notice: Undefined index: lastViewed_lv_link_excerpt in folder/path/wp-content/plugins/dd-lastviewed/last-viewed.php on line 383 [16-Nov-2020 12:07:28 ] PHP Stack trace: [16-Nov-2020 12:07:28 ] PHP 1. {main}() folder/path/wp-admin/admin-ajax.php:0 [16-Nov-2020 12:07:28 ] PHP 2. do_action() folder/path/wp-admin/admin-ajax.php:176 [16-Nov-2020 12:07:28 ] PHP 3. WP_Hook->do_action() folder/path/wp-includes/plugin.php:478 [16-Nov-2020 12:07:28 ] PHP 4. WP_Hook->apply_filters() folder/path/wp-includes/class-wp-hook.php:311 [16-Nov-2020 12:07:28 ] PHP 5. wp_ajax_save_widget() folder/path/wp-includes/class-wp-hook.php:287 [16-Nov-2020 12:07:28 ] PHP 6. lastViewed->update_callback() folder/path/wp-admin/includes/ajax-actions.php:2347 [16-Nov-2020 12:07:28 ] PHP 7. lastViewed->update() folder/path/wp-includes/class-wp-widget.php:443 [16-Nov-2020 12:07:28 ] PHP Notice: Undefined index: lastviewed_excl_ids in folder/path/wp-content/plugins/dd-lastviewed/last-viewed.php on line 385 [16-Nov-2020 12:07:28 ] PHP Stack trace: [16-Nov-2020 12:07:28 ] PHP 1. {main}() folder/path/wp-admin/admin-ajax.php:0 [16-Nov-2020 12:07:28 ] PHP 2. do_action() folder/path/wp-admin/admin-ajax.php:176 [16-Nov-2020 12:07:28 ] PHP 3. WP_Hook->do_action() folder/path/wp-includes/plugin.php:478 [16-Nov-2020 12:07:28 ] PHP 4. WP_Hook->apply_filters() folder/path/wp-includes/class-wp-hook.php:311 [16-Nov-2020 12:07:28 ] PHP 5. wp_ajax_save_widget() folder/path/wp-includes/class-wp-hook.php:287 [16-Nov-2020 12:07:28 ] PHP 6. lastViewed->update_callback() folder/path/wp-admin/includes/ajax-actions.php:2347 [16-Nov-2020 12:07:28 ] PHP 7. lastViewed->update() folder/path/wp-includes/class-wp-widget.php:443 [16-Nov-2020 12:07:28 ] PHP Warning: asort() expects parameter 1 to be array, null given in folder/path/wp-content/plugins/dd-lastviewed/last-viewed.php on line 386 [16-Nov-2020 12:07:28 ] PHP Stack trace: [16-Nov-2020 12:07:28 ] PHP 1. {main}() folder/path/wp-admin/admin-ajax.php:0 [16-Nov-2020 12:07:28 ] PHP 2. do_action() folder/path/wp-admin/admin-ajax.php:176 [16-Nov-2020 12:07:28 ] PHP 3. WP_Hook->do_action() folder/path/wp-includes/plugin.php:478 [16-Nov-2020 12:07:28 ] PHP 4. WP_Hook->apply_filters() folder/path/wp-includes/class-wp-hook.php:311 [16-Nov-2020 12:07:28 ] PHP 5. wp_ajax_save_widget() folder/path/wp-includes/class-wp-hook.php:287 [16-Nov-2020 12:07:28 ] PHP 6. lastViewed->update_callback() folder/path/wp-admin/includes/ajax-actions.php:2347 [16-Nov-2020 12:07:28 ] PHP 7. lastViewed->update() folder/path/wp-includes/class-wp-widget.php:443 [16-Nov-2020 12:07:28 ] PHP 8. asort() folder/path/wp-content/plugins/dd-lastviewed/last-viewed.php:386 [16-Nov-2020 12:07:28 ] PHP Warning: array_values() expects parameter 1 to be array, null given in folder/path/wp-content/plugins/dd-lastviewed/last-viewed.php on line 387 [16-Nov-2020 12:07:28 ] PHP Stack trace: [16-Nov-2020 12:07:28 ] PHP 1. {main}() folder/path/wp-admin/admin-ajax.php:0 [16-Nov-2020 12:07:28 ] PHP 2. do_action() folder/path/wp-admin/admin-ajax.php:176 [16-Nov-2020 12:07:28 ] PHP 3. WP_Hook->do_action() folder/path/wp-includes/plugin.php:478 [16-Nov-2020 12:07:28 ] PHP 4. WP_Hook->apply_filters() folder/path/wp-includes/class-wp-hook.php:311 [16-Nov-2020 12:07:28 ] PHP 5. wp_ajax_save_widget() folder/path/wp-includes/class-wp-hook.php:287 [16-Nov-2020 12:07:28 ] PHP 6. lastViewed->update_callback() folder/path/wp-admin/includes/ajax-actions.php:2347 [16-Nov-2020 12:07:28 ] PHP 7. lastViewed->update() folder/path/wp-includes/class-wp-widget.php:443 [16-Nov-2020 12:07:28 ] PHP 8. array_values() folder/path/wp-content/plugins/dd-lastviewed/last-viewed.php:387 [16-Nov-2020 12:07:28 ] PHP Notice: Undefined index: advanced_cookie_settings_checked in folder/path/wp-content/plugins/dd-lastviewed/last-viewed.php on line 390 [16-Nov-2020 12:07:28 ] PHP Stack trace: [16-Nov-2020 12:07:28 ] PHP 1. {main}() folder/path/wp-admin/admin-ajax.php:0 [16-Nov-2020 12:07:28 ] PHP 2. do_action() folder/path/wp-admin/admin-ajax.php:176 [16-Nov-2020 12:07:28 ] PHP 3. WP_Hook->do_action() folder/path/wp-includes/plugin.php:478 [16-Nov-2020 12:07:28 ] PHP 4. WP_Hook->apply_filters() folder/path/wp-includes/class-wp-hook.php:311 [16-Nov-2020 12:07:28 ] PHP 5. wp_ajax_save_widget() folder/path/wp-includes/class-wp-hook.php:287 [16-Nov-2020 12:07:28 ] PHP 6. lastViewed->update_callback() folder/path/wp-admin/includes/ajax-actions.php:2347 [16-Nov-2020 12:07:28 ] PHP 7. lastViewed->update() folder/path/wp-includes/class-wp-widget.php:443 [16-Nov-2020 12:07:28 ] PHP Notice: Undefined index: avoid_widget_caching_checked in folder/path/wp-content/plugins/dd-lastviewed/last-viewed.php on line 404 [16-Nov-2020 12:07:28 ] PHP Stack trace: [16-Nov-2020 12:07:28 ] PHP 1. {main}() folder/path/wp-admin/admin-ajax.php:0 [16-Nov-2020 12:07:28 ] PHP 2. do_action() folder/path/wp-admin/admin-ajax.php:176 [16-Nov-2020 12:07:28 ] PHP 3. WP_Hook->do_action() folder/path/wp-includes/plugin.php:478 [16-Nov-2020 12:07:28 ] PHP 4. WP_Hook->apply_filters() folder/path/wp-includes/class-wp-hook.php:311 [16-Nov-2020 12:07:28 ] PHP 5. wp_ajax_save_widget() folder/path/wp-includes/class-wp-hook.php:287 [16-Nov-2020 12:07:28 ] PHP 6. lastViewed->update_callback() folder/path/wp-admin/includes/aj...