In this forum posts, a solution is found. Maybe it helps to fix the issue: http://www.thunderbird-mail.de/forum/viewtopic.php?f=33&t=65196&start=15
In this forum posts, a solution is found. Maybe it helps to fix the issue: http:// www.thunderbird -mail.de/ forum/viewtopic .php?f= 33&t=65196& start=15