Can't Activate WP Smush Pro on my plugin pages

Can't Activate WP Smush Pro on my plugin pages

Getting this fatal error

Fatal error: Cannot redeclare wp_smush_rating_message() (previously declared in /data/15/3/76/2/3728491/user/4145150/htdocs/wordpress1/wp-content/plugins/wp-smushit/wp-smush.php:73) in /data/15/3/76/2/3728491/user/4145150/htdocs/wordpress1/wp-content/plugins/wp-smush-pro/wp-smush.php on line 88

WP Smush & WPMU DEV Dashboard are active on plugin page

however... under media-WP Smush, it says "WP Smush Pro" at the top.

why is it not activated on my plugin page

can i delete it from the plugin page?