Description:
- Reverses the action of the last Undo command.
- Effects of subsequent Undo commands are reversed by executing the corresponding sequence of Redo commands
- Starting (playing) the simulation empties the Undo/Redo list. It is not possible to undo/redo any edit operation after a simulation starts.
- Shift+CTRL+Z is the keystroke shortcut for this command.
Constraints:
- There is an action to redo.
- No simulation is running.