Apple Mail crashes on launch if connection logging is enabled

This was a fun one. ┬áMail started crashing on launch for absolutely no apparent reason – nothing had changed to its config or similar in a long time. ┬áThe crash logs were all fingering an identical culprit – -[IMAPTaskManager secondaryIdleMailboxName] called on the wrong GCD queue: Process: Mail [19884] Path: /Applications/Mail.app/Contents/MacOS/Mail Identifier: com.apple.mail Version: 11.3… Read more