moca errors on mini's

I have a Roamio and two mini's. Ever since I've setup moca on the Roamio and mini's (2 years ago), I have never had any problem or moca errors.
In the last couple of weeks or so I have been getting regular moca connection errors on both mini's to the point where live TV is choppy and sometimes breaks up.
The PHY rates on both mini's are 280+ and the link uptime varies from a few minutes to a few seconds. The error log just says "moca communication error" and nothing else descriptive.

I...

moca errors on mini's

moca errors on mini's