The following mods are suspected of causing Conflicts that Crash The GUI, when attempting to use a slime ability in 1.6+ody.

Sustainable Drills
Better WorkBenches

The following contains the player.log as well as a mod list of everything in use, and a discussion with grok4 about it, where it examines the log for us.

Grok4 Says it's something to do with the hedifs conflicting with the bills.

https://grok.com/share/bGVnYWN5LWNvcHk%3D_2329fcc0-9994-4028-974a-b9b3e3598d30