Fatal Error

I installed and activated the Ultimate Branding Plugin and got a fatal error whrn trying to set it up...see below.

Fatal error: Cannot redeclare remove_wp_dashboard_widgets() (previously declared in /home/joeh/public_html/clinicalwebdesign.com/wp-content/plugins/remove-wp-dashboard-widgets/remove-wp-dashboard-widgets.php:32) in /home/joeh/public_html/clinicalwebdesign.com/wp-content/plugins/ultimate-branding/ultimate-branding-files/modules/remove-wp-dashboard-widgets.php on line 115