So I had a look. I think I'll postpone applying the fix to rigify until tomorrow to prevent making more mistakes in a hurry, but the following changes in the generated rig_ui script seem to fix…
I'll try to have a look this week or weekend.
Looks like an obvious fix. I think I forgot to actually test this feature when updating rigify for bone collection support.
Assuming that you checked that it does indeed fix the blend file in blender/blender-addons#105241 (but I don't see any reason why not), this looks ok.
Real life issue example: blender/blender-addons#105241
This is clearly caused by a breaking python API change in blender/blender#115297
which is not what you expect to happen
The generated rig gets completely destroyed and rebuilt upon re-generation. That is how it always worked, and is expected behavior.…
The metarig is not set up correctly: manually editing the generated script is not supported, and is your own responsibility to deal with any problems if done. The data in the Layer Names panel of…
I'm late, but I just noticed this. I think this "attributes from Geometry Nodes" is misleading: the limit applies to Geometry attibutes, as in, attributes associated with vertices. IIRC the same…
Upgrade is only implemented for metarigs, because 1) the intended workflow is to keep them around for updates, and 2) updating a generated rig would require parsing and patching the text of the…