Fatal Error

When I login I am getting this error… any opinion

Fatal error: Uncaught TypeError: Argument 1 passed to UR_User_Approval::check_status_on_login() must be an instance of WP_User, string given, called in /home/manasate/public_html/wp-includes/class-wp-hook.php on line 287 and defined in /home/manasate/public_html/wp-content/plugins/user-registration/includes/class-ur-user-approval.php:170 Stack trace: #0 /home/manasate/public_html/wp-includes/class-wp-hook.php(287): UR_User_Approval->check_status_on_login(‘abdullahamer’, ‘abdullahamer1’) #1 /home/manasate/public_html/wp-includes/plugin.php(206): WP_Hook->apply_filters(‘abdullahamer’, Array) #2 /home/manasate/public_html/wp-content/plugins/ultimate-member/includes/core/um-actions-login.php(71): apply_filters(‘wp_authenticate…’, ‘abdullahamer’, ‘abdullahamer1’) #3 /home/manasate/public_html/wp-includes/class-wp-hook.php(287): um_submit_form_errors_hook_login(Array) #4 /home/manasate/public_html/wp-includes/class-wp-hook.php(311): WP_Hook->apply_filters(”, Array) #5 /home/manasate/public_html/wp-includes/plugin.php(478): W in /home/manasate/public_html/wp-content/plugins/user-registration/includes/class-ur-user-approval.php on line 170