Dear @Jessica_Mosley1,
What’s Katalon Studio version you are using?
This plugin is compatible with Katalon Studio version 6.1.2 or later as mentioned in the plugin description.
Moreover, Katalon Studio version 6.1.2 has not been officially released but available as a Beta version here.
Please let us know if you still experience the problem with the 6.1.2 version.
Thanks and Best regards,
Dung Ngo