XYplorer Beta Club

After upgrading from 28.30.2501 to to 28.30.2503 beta, XY gives this message when clicking a custom button which has a script attached:
Here is the script in full:
It works in 28.30.2501.

Cheers
John

Uh oh, I see. I was a little quick with that last change. I'll undo it in the next beta.

It's fixed now thanks