I’m sorry that’s happening when you are trying to join a Raid, Minnow. Our team is currently working on a fix for this issue.
If you haven’t already, please contact our team at firstname.lastname@example.org with your support key. Our team has some troubleshooting steps that might help.
Ned, I just get generic responses from support. I have contacted them. This is (well was an hour ago) happening to at least half my alliance.