Never call function that might recompute a DM in an RNA itemf callback (or any UI-related func in general)! There was an XXX comment asking if this was OK - well, no, it was not. :P Could be ported back to some 2.78 flavour should we need it.
Never call function that might recompute a DM in an RNA itemf callback (or any UI-related func in general)! There was an XXX comment asking if this was OK - well, no, it was not. :P Could be ported back to some 2.78 flavour should we need it.