I'm not sure exactly what you mean by "its stopped working". We need the specific issue to diagnose the problem.
Anyway, if its just what you mentioned, when you click Fold with your mouse on tables in the grid, the tables will return back to the stack. To turn this off, you need to turn off "Left mouse click detection" in Advanced Options.
Anyway, if its just what you mentioned, when you click Fold with your mouse on tables in the grid, the tables will return back to the stack. To turn this off, you need to turn off "Left mouse click detection" in Advanced Options.