I am kind of an OMV newb but decided to update to OMV 5 anyway... knowing there'd be headaches along the way.
After updating using the instructions posted here: ETA for OMV 5.0 - weeks, months, quarters, 2020?
When I try to install Portainer (or Docker), I get this error:
I also noticed when I go to Diagnostics > System Information ... the page is blank.
Let me know what additional information I can provide!