I ran into this issue as well across our ZA deployments and it only seems to happen on ELS8 ZenArmor deployments.
This can be solved with a Database reset + re-install the database through the webGUI just as an FYI, kinda lame this happens but that's a fairly easy fix.
This can be solved with a Database reset + re-install the database through the webGUI just as an FYI, kinda lame this happens but that's a fairly easy fix.