Where to find Canvas coordinates?

I just got a strange “component exception” error message, and I’m trying to find out which component is at fault.
I see there is a “c-POS” coordinate, which I suppose stands for “Canvas position” but I don’t know how to display these values.

Strange%20error%20message

Rhino.DocObjects.InstanceDefinition?! In a Panel?!

Well, it’s difficult to find that sort of info without coding. Does this help: dotdrawing.gh (9.0 KB)?

Hi David,

Thanks for the target thingy.
Fun fact : it appears on ALL open definitions :slight_smile:
This error is quite mysterious ; it happens in this context :

It also prompted the display of the following error message :

Hi Olivier,
David is out and won’t be available until early November.