PROPixx wouldn't "wake" after a change to a different Experimental Environment

Problem

An Operator reported they couldn't wake the PROPixx (ppx a) from within VPutils in their experimental environment.

Solution

To wake the PROPixx, the silver 'Sleep/Wake' button ("2") at the rear of the PROPixx was pressed. See image below.
PROPixx rear panel Once finished, the default environment was replaced, and once the Stim PC had rebooted VPutils was started and ppx s was run from there.

Fix

The PROPixx Controller (now rebranded as DATAPixx) hadn't been rebooted for a while. As a first attempt at a fix it was powered off then on.
After then rebooting off of the problematic environment, it was found the running ppx a, ppx s from VPutils now worked.