We upgraded to 2018.1.1 over the weekend, everything appeared to go well. However since the upgrade the workflow editor won't load, in either the request offerings or workflows within the business objects. I've tried Clearing the cache management, clearing my local cache, different browsers/views/computers and users to no avail, pressing log out and logging back in and restarting the workflow service.
I'm likely going to try restarting the servers tonight, but thought I'd ask if anyone has anything quick and non-production affecting fixes I can try in the mean time.
This is as far as the workflow editor gets, and I cannot find any posts on the community that gives me any suggestions.