@mdcollins-cds, welcome to the community forums. Could you also provide the version that you are running (wasn’t visible from the screenshot that came with the original message.
This seems to be one of those bugs that occur only occasionally and are hard to reproduce for a fix. I am linking to the latest post on this:
While it doesn’t provide a permanent fix per se, if you look at @phillxnet reference post that @Flox provided it might give you some more insights on what additional information might be needed to help you out.