[Users] Can't send, queue or save message

[Paul]

On Tue, 30 Oct 2018 22:44:20 -0700
John Jason Jordan <johnxj at gmx.com> wrote: 

> I am trying to send a message from my university account, which I
> access with Claws 3.13.2 on Xubuntu 16.04 with IMAP4, to another
> university student. When I send, send later, or save the message I
> get ERROR: Cannot queue message for sending, or ERROR: Cannot queue
> message, or ERROR: Cannot save draft.

More information would be useful, at least the Network Log output.

Version 3.13.2 is pretty old - nearly 3 years old - and there have
been 7 releases since.

with regards

Paul