500: Internal Server Error. How to fix it? (March 2019)

I removed the “ghost node” though it wasn’t likely causing an issue.

Neither of the errors from 0C in the network repair are inherently bad - “Could not assign new route” and “Could not delete old routes”. JD expands on it here:

The offline devices don’t look like they are reporting all of the states they should be. I would exclude and re-add them.