Content distribution monitor never refreshes

This is an issue for CDM, but other dashboards also dont function well or at all. I have the newest version of RCT installed.
It just sits at this screen refreshing forever.

If you leave it at the CDM screen for a while does it ever display an error in the bottom left corner (just below where your screenshot ends.) It should eventually give an error if it is running into a problem.

Yes, I do get an error: