Pasting the backtrace:

(no debugging symbols found)
[KCrash handler]
#3  0x4241f89a in c4_FormatB::Define ()
   from /usr/lib/kde3/libakregator_mk4storage_plugin.so
#4  0x4242491b in c4_HandlerSeq::Prepare ()
   from /usr/lib/kde3/libakregator_mk4storage_plugin.so
#5  0x42424e7a in c4_Persist::LoadAll ()
   from /usr/lib/kde3/libakregator_mk4storage_plugin.so
#6  0x4242509c in c4_Storage::c4_Storage ()
   from /usr/lib/kde3/libakregator_mk4storage_plugin.so
#7  0x42407e54 in Akregator::Backend::FeedStorageMK4Impl::FeedStorageMK4Impl ()
   from /usr/lib/kde3/libakregator_mk4storage_plugin.so
#8  0x4240844a in Akregator::Backend::StorageMK4Impl::archiveFor ()
   from /usr/lib/kde3/libakregator_mk4storage_plugin.so
#9  0x400c1e96 in Akregator::Feed::loadArticles ()
   from /usr/lib/libakregatorprivate.so
#10 0x400c2a02 in Akregator::Feed::fromOPML ()
   from /usr/lib/libakregatorprivate.so
#11 0x400c2e22 in Akregator::FeedList::parseChildNodes ()
   from /usr/lib/libakregatorprivate.so
#12 0x400c339a in Akregator::FeedList::readFromXML ()
   from /usr/lib/libakregatorprivate.so
#13 0x422e49ba in Akregator::View::loadFeeds ()
   from /usr/lib/kde3/libakregatorpart.so
#14 0x422e4d4a in Akregator::Part::openFile ()
   from /usr/lib/kde3/libakregatorpart.so
#15 0x422dc0f5 in Akregator::Part::openURL ()
   from /usr/lib/kde3/libakregatorpart.so
#16 0x422b8d02 in Akregator::Part::openStandardFeedList ()
   from /usr/lib/kde3/libakregatorpart.so
#17 0x422ee1b2 in Akregator::AkregatorPartIface::process ()
   from /usr/lib/kde3/libakregatorpart.so
#18 0x40994415 in DCOPClient::receive () from /usr/lib/libDCOP.so.4
#19 0x409949f9 in DCOPClient::send () from /usr/lib/libDCOP.so.4
#20 0x40994fd0 in DCOPRef::sendInternal () from /usr/lib/libDCOP.so.4
#21 0x08051540 in ?? ()
#22 0xbfffee40 in ?? ()
#23 0xbfffee94 in ?? ()
#24 0xbfffeeb4 in ?? ()
#25 0xbfffee74 in ?? ()
#26 0xbfffeeb4 in ?? ()
#27 0x08052fd9 in vtable for QGList ()
#28 0xbfffee84 in ?? ()
#29 0xbfffee48 in ?? ()
#30 0x40268ea2 in free () from /lib/tls/libc.so.6
#31 0x408e3684 in KUniqueApplication::processDelayed ()
   from /usr/lib/libkdecore.so.4
#32 0x408e4fc9 in KUniqueApplication::qt_invoke ()
   from /usr/lib/libkdecore.so.4
#33 0x40cb5b57 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#34 0x41046055 in QSignal::signal () from /usr/lib/libqt-mt.so.3
#35 0x40cd3a40 in QSignal::activate () from /usr/lib/libqt-mt.so.3
#36 0x40cdb354 in QSingleShotTimer::event () from /usr/lib/libqt-mt.so.3
#37 0x40c4b698 in QApplication::internalNotify () from /usr/lib/libqt-mt.so.3
#38 0x40c4b8b6 in QApplication::notify () from /usr/lib/libqt-mt.so.3
#39 0x408d1abc in KApplication::notify () from /usr/lib/libkdecore.so.4
#40 0x40bdb5e5 in QApplication::sendEvent () from /usr/lib/libqt-mt.so.3
#41 0x40c3c98c in QEventLoop::activateTimers () from /usr/lib/libqt-mt.so.3
#42 0x40bef35c in QEventLoop::processEvents () from /usr/lib/libqt-mt.so.3
#43 0x40c63da2 in QEventLoop::enterLoop () from /usr/lib/libqt-mt.so.3
#44 0x40c63ccb in QEventLoop::exec () from /usr/lib/libqt-mt.so.3
#45 0x40c4a225 in QApplication::exec () from /usr/lib/libqt-mt.so.3
#46 0x08050d80 in ?? ()
#47 0xbffff664 in ?? ()
#48 0xbffff664 in ?? ()
#49 0xbffff788 in ?? ()
#50 0x08050d22 in ?? ()
#51 0x403371e0 in __malloc_initialize_hook () from /lib/tls/libc.so.6
#52 0x0000000c in ?? ()
#53 0x00000069 in ?? ()
#54 0x401c6cb8 in ?? () from /usr/lib/libstdc++.so.6
#55 0x0000000c in ?? ()
#56 0x08061830 in ?? ()
#57 0xbffff678 in ?? ()
#58 0x40fb6bd5 in QAsciiBucket::QAsciiBucket () from /usr/lib/libqt-mt.so.3
#59 0x40216ec0 in __libc_start_main () from /lib/tls/libc.so.6
#60 0x08050051 in ?? ()