Version: 1.10.3 (using 4.1.3 (KDE 4.1.3), Kubuntu packages) Compiler: cc OS: Linux (i686) release 2.6.27-9-generic While reading mails disk went full (aptitude upgrade in the background). kmail crashed without showing crash dialog. Afterwards all incoming mail account configs are lost. Similar bugs seemed to be resolved in the past (http://bugs.kde.org/show_bug.cgi?id=25702).
related to bug 155268 and bug 50462
*** This bug has been marked as a duplicate of bug 169132 ***