I am getting these errors on two of about 30 accounts in my Zimbra Desktop after my Zimbra cluster failed.
Well, I guess I can't tell you because the error is 2.5x larger than the maximum message size and PasteBin is down...
Zimbra Desktop errors - Pastebin.com
I fully admit that I didn't look into it at all. There is simply far too much stuff in there for me to attempt to discern what is wrong.