Blender 2.79a crashes immediately on Undo Mask (Sculpt mode)
Open, IncompletePublic


System Information
Windows 7 Ultimate x64. Titan X graphic card.

Blender Version
Broken: 2.79a, mask on sculpt mode
Worked: (optional)

Short description of error
Blender crashes when you invert the mask areas and "undo" the changes you did into the last masked area.

Exact steps for others to reproduce the error
Make a cube, sculpt anything. Press "M" to go into mask mode, paint an area. Invert the mask
Sculpt or modify anything inside the mask, Invert the mode (alt+M) and click CTRL+Z. Blender crashes.


LazyDodo (LazyDodo) triaged this task as Incomplete priority.Fri, Mar 16, 10:25 PM

Can't seem to reproduce, any chance you can attach a sample file that'll show the problem with a minimal amount of steps?