==========IMAP/POP=====================
enabled, in
    /home/nemo/.config/QtProject/Messageserver.conf
enable file log and add a path for the log, like for example:
    [FileLog]
    Enabled=1
    Path=/home/nemo/Documents/messageserver.log

Then restart device or restart messageserver5
systemctl --user stop messageserver5.service
systemctl --user start messageserver5.service
reproduce the problem