This looks very much like upstream KDE bug #116482. When the system crashes or when a power outage happens, akregator's archive gets corrupted which causes akgregator to segfault.
** Bug watch added: KDE Bug Tracking System #116482 http://bugs.kde.org/show_bug.cgi?id=116482 ** Also affects: kdepim (upstream) via http://bugs.kde.org/show_bug.cgi?id=116482 Importance: Unknown Status: Unknown -- akregator is not crash proof https://launchpad.net/bugs/56369 -- kubuntu-bugs mailing list kubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs