messages lost due to e2e encryption
Bug description
when using end to end encryption, messages got lost and these exceptions showed up:
(see attachment)
for lack of direct access to the other end, i can't give details on what it looked like there.
e2e authenticity was established, both ends use gajim-0.16beta
Steps to reproduce
can't tell, just happens. the first exception potentially came up after i disabled e2e for the main account.
Software versions
OS version: Debian GNU/Linux sid/experimental
GTK version: 2.24.8-2
PyGTK version: 2.24.0-2