Warnings after last update

Dear sirs,

Since the last update I am getting these warnings when trying to create an article with a user

“Warning: Undefined variable $cap_name in /home/siteuser/public_html/wp-content/plugins/capability-manager-enhanced/includes/admin-load.php on line 472

Warning: Cannot modify header information – headers already sent by (output started at /home/siteuser/public_html/wp-content/plugins/capability-manager-enhanced/includes/admin-load.php:472) in /home/siteuser/public_html/wp-admin/includes/misc.php on line 1431

Warning: Cannot modify header information – headers already sent by (output started at /home/siteuser/public_html/wp-content/plugins/capability-manager-enhanced/includes/admin-load.php:472) in /home/siteuser/public_html/wp-includes/functions.php on line 6896

Warning: Cannot modify header information – headers already sent by (output started at /home/siteuser/public_html/wp-content/plugins/capability-manager-enhanced/includes/admin-load.php:472) in /home/siteuser/public_html/wp-admin/admin-header.php on line 9

Warning: Cannot modify header information – headers already sent by (output started at /home/siteuser/public_html/wp-content/plugins/capability-manager-enhanced/includes/admin-load.php:472) in /home/siteuser/public_html/wp-includes/option.php on line 1156

Warning: Cannot modify header information – headers already sent by (output started at /home/siteuser/public_html/wp-content/plugins/capability-manager-enhanced/includes/admin-load.php:472) in /home/siteuser/public_html/wp-includes/option.php on line 1157“