I am receiving different types of errors on my workflows. I was able to access and edit workflows yesterday and this morning. This one particular error message is one of the workflows I was able to export from one site and import to a new site, it is not showing the name or the diagram:
This error is on separate site, and I was trying to edit an action:
and I'm seeing errors like this on all other workflows:
Additional info:
We had a network outage yesterday and we did IISReset on all the servers, but didn't reboot. We also changed the DNS Server addresses.
P.S.
Workflows seem to be running today, just can't edit them.