In IM console the Archive is grey and the primary hub robot as the same green color as the other robots instead of the light green that normally identifies the primary hub.
A problem with a profile is causing it.
To see the profiles go to IM > View > Manage Profiles.
Component : IM console
Deactivate activate data_engine and distsrv.
If that fails to resolve it:
At the primary hub:
stop the Nimsoft Robot Watcher service
rename the profiles folder at $\Nimsoft\hub\profiles
make a backup copy of the \hub\security.* files
start the Nimsoft Robot Watcher service
distsrv log has:
distsrv: Failed to read a valid probe_crypto_mode from controller. Assuming pre-FIPS and using TWO_FISH