In version 14.0.1 of Process Simulate, if you press the pause button, then the play button during the human simulation, the simulation will restart at the beginning. This is a known bug.
Solution This problem is fixed in version 14.1.
There is also a HotFix for 14.0.1. (The number of the HotFix is not available at the time of this writing).
Hardware/Software Configuration Platform: all
OS Version: n/a