Version:            (using KDE KDE 3.5.5)
Installed from:    Ubuntu Packages
OS:                Linux

I was doing a search and while the search was still running I clicked on the search folder.

System configuration startup check disabled.

Using host libthread_db library "/lib/tls/i686/cmov/libthread_db.so.1".
[Thread debugging using libthread_db enabled]
[New Thread -1248610640 (LWP 7349)]
[New Thread -1276064864 (LWP 7353)]
[New Thread -1267672160 (LWP 7352)]
[New Thread -1259279456 (LWP 7351)]
[New Thread -1250886752 (LWP 7350)]
[KCrash handler]
#6  0xb78edb55 in malloc_usable_size () from /lib/tls/i686/cmov/libc.so.6
#7  0xb78efecd in free () from /lib/tls/i686/cmov/libc.so.6
#8  0xb78f183f in malloc () from /lib/tls/i686/cmov/libc.so.6
#9  0xb7aa14b7 in operator new () from /usr/lib/libstdc++.so.6
#10 0xb7aa15ed in operator new[] () from /usr/lib/libstdc++.so.6
#11 0xb745ae3d in QString::setLength () from /usr/lib/libqt-mt.so.3
#12 0xb745afb6 in QString::grow () from /usr/lib/libqt-mt.so.3
#13 0xb745bdc9 in QString::operator+= () from /usr/lib/libqt-mt.so.3
#14 0xb7dba06b in KMFolderMaildir::getDwString (this=0x8722230, idx=671)
    at /build/buildd/kdepim-3.5.5/./kmail/kmfoldermaildir.cpp:572
#15 0xb7db55eb in KMFolderMaildir::readMsg (this=0x8722230, idx=671)
    at /build/buildd/kdepim-3.5.5/./kmail/kmfoldermaildir.cpp:564
#16 0xb7d0f74a in FolderStorage::getMsg (this=0x8722230, idx=671)
    at /build/buildd/kdepim-3.5.5/./kmail/folderstorage.cpp:475
#17 0xb7cee6cb in KMFolder::getMsg (this=0x8722070, idx=671)
    at /build/buildd/kdepim-3.5.5/./kmail/kmfolder.cpp:310
#18 0xb7d4dfd2 in KMSearchPattern::matches (this=0x8ab3cd0, 
    serNum=3072404953, ignoreBody=false)
    at /build/buildd/kdepim-3.5.5/./kmail/kmsearchpattern.cpp:769
#19 0xb7d0d898 in FolderStorage::search (this=0x8722230, pattern=0x8ab3cd0, 
    serNum=3072404953)
    at /build/buildd/kdepim-3.5.5/./kmail/folderstorage.cpp:1103
#20 0xb7e67a42 in KMFolderSearch::propagateHeaderChanged (this=0x8aeb238, 
    aFolder=0x8722070, idx=671)
    at /build/buildd/kdepim-3.5.5/./kmail/kmfoldersearch.cpp:1117
#21 0xb7e68d21 in KMFolderSearch::qt_invoke (this=0x8aeb238, _id=16, 
    _o=0xbfe89d70) at ./kmfoldersearch.moc:292
#22 0xb7140957 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#23 0xb7d2e810 in KMFolderMgr::msgHeaderChanged (this=0x85b5710, 
    t0=0x8722070, t1=671) at ./kmfoldermgr.moc:239
#24 0xb7d2ed3e in KMFolderMgr::qt_emit (this=0x85b5710, _id=9, _o=0xbfe89e50)
    at ./kmfoldermgr.moc:265
#25 0xb7140a58 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#26 0xb7cefc30 in KMFolder::msgHeaderChanged (this=0x8722070, t0=0x8722070, 
    t1=671) at ./kmfolder.moc:316
#27 0xb7cf0d61 in KMFolder::qt_emit (this=0x8722070, _id=14, _o=0xbfe89f40)
    at ./kmfolder.moc:386
#28 0xb714092b in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#29 0xb7d0d980 in FolderStorage::msgHeaderChanged (this=0x8722230, 
    t0=0x8722070, t1=671) at ./folderstorage.moc:382
#30 0xb7d0da33 in FolderStorage::headerOfMsgChanged (this=0x8722230, 
    aMsg=0x970d2e8, idx=671)
    at /build/buildd/kdepim-3.5.5/./kmail/folderstorage.cpp:858
#31 0xb7d667da in KMMsgBase::setStatus (this=0x970d2e8, aStatus=2, idx=671)
    at /build/buildd/kdepim-3.5.5/./kmail/kmmsgbase.cpp:255
#32 0xb7d1ea6f in KMMsgInfo::setStatus (this=0x970d2e8, aStatus=2, idx=-1)
    at /build/buildd/kdepim-3.5.5/./kmail/kmmsginfo.cpp:641
#33 0xb7d0ba3c in FolderStorage::markNewAsUnread (this=0x8722230)
    at /build/buildd/kdepim-3.5.5/./kmail/folderstorage.cpp:164
#34 0xb7ceeb37 in KMFolder::markNewAsUnread (this=0x8722070)
    at /build/buildd/kdepim-3.5.5/./kmail/kmfolder.cpp:498
#35 0xb7cc2557 in KMHeaders::setFolder (this=0x8e42300, aFolder=0x8a6fa08, 
    forceJumpToUnread=false)
    at /build/buildd/kdepim-3.5.5/./kmail/kmheaders.cpp:648
#36 0xb7e54bd5 in KMMainWidget::folderSelected (this=0x8ae0278, 
    aFolder=0x8a6fa08, forceJumpToUnread=false)
    at /build/buildd/kdepim-3.5.5/./kmail/kmmainwidget.cpp:1861
#37 0xb7e60c37 in KMMainWidget::qt_invoke (this=0x8ae0278, _id=51, 
    _o=0xbfe8a174) at ./kmmainwidget.moc:477
#38 0xb7140a84 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#39 0xb7c9a431 in KMFolderTree::folderSelected (this=0x8a91ef0, t0=0x8a6fa08)
    at ./kmfoldertree.moc:384
#40 0xb7c9b942 in KMFolderTree::doFolderSelected (this=0x8a91ef0, 
    qlvi=0x8af64f0) at /build/buildd/kdepim-3.5.5/./kmail/kmfoldertree.cpp:932
#41 0xb7c9ba41 in KMFolderTree::contentsMouseReleaseEvent (this=0x8a91ef0, 
    me=0xbfe8a23c) at /build/buildd/kdepim-3.5.5/./kmail/kmfoldertree.cpp:1091
#42 0xb7275fcf in QScrollView::viewportMouseReleaseEvent ()
   from /usr/lib/libqt-mt.so.3
#43 0xb7277566 in QScrollView::eventFilter () from /usr/lib/libqt-mt.so.3
#44 0xb723f816 in QListView::eventFilter () from /usr/lib/libqt-mt.so.3
#45 0xb7c99529 in KMFolderTree::eventFilter (this=0x8a91ef0, o=0x920f028, 
    e=0xbfe8a7e0) at /build/buildd/kdepim-3.5.5/./kmail/kmfoldertree.cpp:1652
#46 0xb713ff04 in QObject::activate_filters () from /usr/lib/libqt-mt.so.3
#47 0xb713ff82 in QObject::event () from /usr/lib/libqt-mt.so.3
#48 0xb717765b in QWidget::event () from /usr/lib/libqt-mt.so.3
#49 0xb70d7b88 in QApplication::internalNotify () from /usr/lib/libqt-mt.so.3
#50 0xb70d9d46 in QApplication::notify () from /usr/lib/libqt-mt.so.3
#51 0xb7800db2 in KApplication::notify (this=0xbfe8ae34, receiver=0x920f028, 
    event=0xbfe8a7e0)
    at /build/buildd/kdelibs-3.5.5/./kdecore/kapplication.cpp:550
#52 0xb706a3fd in QApplication::sendSpontaneousEvent ()
   from /usr/lib/libqt-mt.so.3
#53 0xb7069062 in QETWidget::translateMouseEvent ()
   from /usr/lib/libqt-mt.so.3
#54 0xb706714c in QApplication::x11ProcessEvent () from /usr/lib/libqt-mt.so.3
#55 0xb707e320 in QEventLoop::processEvents () from /usr/lib/libqt-mt.so.3
#56 0xb70f225e in QEventLoop::enterLoop () from /usr/lib/libqt-mt.so.3
#57 0xb70f206e in QEventLoop::exec () from /usr/lib/libqt-mt.so.3
#58 0xb70d9731 in QApplication::exec () from /usr/lib/libqt-mt.so.3
#59 0x0804a0fe in main (argc=0, argv=0x0)
    at /build/buildd/kdepim-3.5.5/./kmail/main.cpp:110
#60 0xb789e8cc in __libc_start_main () from /lib/tls/i686/cmov/libc.so.6
#61 0x08049e61 in _start ()