"Mollom was unreachable"
I just tried to flag a comment as spam using the dev. version of the wp-mollom plugin (not sure if that's relevant...) and I got this error message:
Comment #192332 : Mollom was unreachable. Maybe the service is down or there is a network disruption
Is there a problem with the Mollom server? Is something wonky on my end of things? I checked the Mollom settings, and it's still got my valid keys in place.

looks like it's a problem in
looks like it's a problem in the dev. version of wp-mollom. I downgraded to 0.5.2 and it's able to connect just fine.