I get the "SecInfo Database Missing" error:
SCAP and/or CERT database missing on OMP server.
Even though I manually started a sync task and in the status it appears they are all complete (and have been for 20 minutes)
And in the console "about":
Feed Version: Thu Feb 7 13:52:00 2019
I'm using the ISO from https://www.greenbone.net/en/install_use_gce/. Brand new installation.