Defender clashes with TM Photo Gallery Plugin – Fatal Error

There is plugin conflict with Defender and TM Photo Gallery:

https://wordpress.org/plugins/tm-photo-gallery/

When one of the plugins is activated then second plugins can’t be because it’s throwing fatal error:

Fatal error: Cannot declare class GUMP, because the name is already in use in wp-content/plugins/wp-defender/vendor/hammer/vendor/wixel/gump/gump.class.php on line 13

This was confirmed during chat session by staff.