[Plugin: Adminbar Post Menus] Fatal error: Class 'Ext_Post_Menus' not found

After installing your plugin, the following error shows up..

( ! ) Fatal error: Class ‘Ext_Post_Menus’ not found in E:\wamp\www\wordpress\wp-content\plugins\adminbar-post-menus\AdminbarPostMenus.php on line 105

Had to manually delete your plugin, since all access to the dashboard was gone..

https://www.ads-software.com/extend/plugins/adminbar-post-menus/