I tried this method several times and every time the system started it notified me with the following message:
“Login attempt or request with invalid authentication from supervisor (172.30.32.2)”
If you just want to revert to the previous state and run the system as it was before moving datadisk, then please pay attention on my reply in other thread.
Long story short, you need to change the label of old data disk on original drive with the following command:
e2label /dev/disk/by-label/hassos-data-old hassos-data