On Tue, 2018-01-23 at 20:33 +0000, David Wells wrote: Hi David, I think you will need to get a stack trace of all threads when it hangs so we can see where it's stuck. Why did you attach that particular log file snippet? Is there anything in there that looks suspicious to you? Cheers -Tim -- Tim Müller, Centricular Ltd - http://www.centricular.com