Haver sometimes reorders categories during file-out. I had to use the old Cuis file-out code, that has a bug wrt. to category ordering, but handles some methods like
ID in documentation: 4f124b73-64c4-413e-b9fe-b8b14f4e556b
ID in documentation:
Haver's version of the plugable button morph does not rotate with the canvas used by vector graphics.