Hello @Jeff Michel, Thanks for sharing the error message with us.
It seems that the error is coming because of conflict of our plugin with some third party plugin. So kindly create a staging site that should be an exact replica of your live site and share the Staging site url, temporary admin and FTP access with us so that we can debug the issue on your site and help you accordingly to solve that.
Also while sharing the access don’t forget to mark your reply as private.