error when using Toughen on a party member

[Raindrops]

The following error message showed up when attempting to have Kia cast Toughen on my character in the fight wiht the catboy, alchemist and centauress.

https://imgur.com/a/5jNpI1O

Afterwards I got to re-try the target, and this time it worked fine

 

[Alder]

Thanks for the bug report(s), I will look into them.

 

[Alder]

This particular bug was found and will be fixed in 0.5.5. It had nothing to do with toughen, it is an error in the Catboy Mage AI.