When in sculptmode, enter editmode, add faces or vertices, exit editmode, then undos/redos screw up mesh. Now the stack for sculpt is freed. Later on one could precisely test why this undo isn't resistant to such changes.
When in sculptmode, enter editmode, add faces or vertices, exit editmode, then undos/redos screw up mesh. Now the stack for sculpt is freed. Later on one could precisely test why this undo isn't resistant to such changes.