the default focus is on the grid selector, and you have to manually tab (twice?) before "space" will work to reset the delta origin. On Linux, the graphical editor is focused by default, and even after manually changing grid a subsequent mouse move over the editor will have it take focus.
the default focus is on the grid selector, and you have to manually tab (twice?) before "space" will work to reset the delta origin. On Linux, the graphical editor is focused by default, and even after manually changing grid a subsequent mouse move over the editor will have it take focus.