Tried to make a subfolder in a public folder.

[New Thread 1024 (LWP 5172)]
0x417a1a59 in wait4 () from /lib/libc.so.6
#0  0x417a1a59 in wait4 () from /lib/libc.so.6
#1  0x41818e48 in __check_rhosts_file () from /lib/libc.so.6
#2  0x41686453 in waitpid () from /lib/libpthread.so.0
#3  0x40b5f5dd in KCrash::defaultCrashHandler (sig=11) at kcrash.cpp:246
#4  0x41683f54 in pthread_sighandler () from /lib/libpthread.so.0
#5  0x4172a6b8 in sigaction () from /lib/libc.so.6
#6  0x41f5a8e4 in KMail::FolderDiaGeneralTab::initializeWithValuesFromFolder (
    this=0x833d338, folder=0x81f3a58) at kmfolderdia.cpp:673
#7  0x41f5a297 in KMail::FolderDiaGeneralTab::FolderDiaGeneralTab (
    this=0x833d338, dlg=0x8337568, aName=@0x806f5b0, parent=0x833cb70, 
    name=0x0) at kmfolderdia.cpp:590
#8  0x41f575b9 in KMFolderDialog::KMFolderDialog (this=0x8337568, aFolder=0x0, 
    aFolderDir=0x82066e0, aParent=0x82658f8, aCap=@0xbfffdd98, 
    aName=@0x806f5b0) at kmfolderdia.cpp:136
#9  0x41f6692c in KMFolderTree::addChildFolder (this=0x82658f8)
    at kmfoldertree.cpp:1068
#10 0x41f6a34c in KMFolderTree::qt_invoke (this=0x82658f8, _id=120, 
    _o=0xbfffde60) at kmfoldertree.moc:454
#11 0x40fa132a in QObject::activate_signal (this=0x8340730, clist=0x8345d50, 
    o=0xbfffde60) at kernel/qobject.cpp:2333
#12 0x412f19e2 in QSignal::signal (this=0x8340730, t0=@0x8340758)
    at .moc/debug-shared-mt/moc_qsignal.cpp:100
#13 0x40fbd354 in QSignal::activate (this=0x8340730) at kernel/qsignal.cpp:204
#14 0x410b21ae in QPopupMenu::mouseReleaseEvent (this=0x8348c40, e=0xbfffe314)
    at widgets/qpopupmenu.cpp:1678
#15 0x40fd65ff in QWidget::event (this=0x8348c40, e=0xbfffe314)
    at kernel/qwidget.cpp:4426
#16 0x40f3acd5 in QApplication::internalNotify (this=0xbffff5f8, 
    receiver=0x8348c40, e=0xbfffe314) at kernel/qapplication.cpp:2582
#17 0x40f3a23e in QApplication::notify (this=0xbffff5f8, receiver=0x8348c40, 
    e=0xbfffe314) at kernel/qapplication.cpp:2368
#18 0x40ad25b9 in KApplication::notify (this=0xbffff5f8, receiver=0x8348c40, 
    event=0xbfffe314) at kapplication.cpp:507
#19 0x412e8e04 in QApplication::sendSpontaneousEvent (receiver=0x8348c40, 
    event=0xbfffe314) at .moc/debug-shared-mt/../../kernel/qapplication.h:495
#20 0x40ecacfc in QETWidget::translateMouseEvent (this=0x8348c40, 
    event=0xbfffe6ec) at kernel/qapplication_x11.cpp:4293
#21 0x40ec88d0 in QApplication::x11ProcessEvent (this=0xbffff5f8, 
    event=0xbfffe6ec) at kernel/qapplication_x11.cpp:3529
#22 0x40ee2e7b in QEventLoop::processEvents (this=0x80bdc50, flags=4)
    at kernel/qeventloop_x11.cpp:192
#23 0x40f51290 in QEventLoop::enterLoop (this=0x80bdc50)
    at kernel/qeventloop.cpp:198
#24 0x40f3af11 in QApplication::enter_loop (this=0xbffff5f8)
    at kernel/qapplication.cpp:2737
#25 0x410b5994 in QPopupMenu::exec (this=0x8348c40, pos=@0xbfffeaec, 
    indexAtPoint=0) at widgets/qpopupmenu.cpp:2403
#26 0x41f66623 in KMFolderTree::slotContextMenuRequested (this=0x82658f8, 
    lvi=0x8257ee0, p=@0xbfffeaec) at kmfoldertree.cpp:1014
#27 0x41f6a589 in KMFolderTree::qt_invoke (this=0x82658f8, _id=132, 
    _o=0xbfffea48) at kmfoldertree.moc:466
#28 0x40fa132a in QObject::activate_signal (this=0x82658f8, clist=0x8269af8, 
    o=0xbfffea48) at kernel/qobject.cpp:2333
#29 0x4130e991 in QListView::contextMenuRequested (this=0x82658f8, 
    t0=0x8257ee0, t1=@0xbfffeaec, t2=0)
    at .moc/debug-shared-mt/moc_qlistview.cpp:513
#30 0x4108c4a8 in QListView::contentsContextMenuEvent (this=0x82658f8, 
    e=0xbfffeb64) at widgets/qlistview.cpp:4380
#31 0x410c3037 in QScrollView::viewportContextMenuEvent (this=0x82658f8, 
    e=0xbffff06c) at widgets/qscrollview.cpp:1882
#32 0x410c220c in QScrollView::eventFilter (this=0x82658f8, obj=0x8266278, 
    e=0xbffff06c) at widgets/qscrollview.cpp:1544
#33 0x4108ab27 in QListView::eventFilter (this=0x82658f8, o=0x8266278, 
    e=0xbffff06c) at widgets/qlistview.cpp:3804
#34 0x41f68be1 in KMFolderTree::eventFilter (this=0x82658f8, o=0x8266278, 
    e=0xbffff06c) at kmfoldertree.cpp:1580
#35 0x40f9eb18 in QObject::activate_filters (this=0x8266278, e=0xbffff06c)
    at kernel/qobject.cpp:902
#36 0x40f9e96d in QObject::event (this=0x8266278, e=0xbffff06c)
    at kernel/qobject.cpp:735
#37 0x40fd63a4 in QWidget::event (this=0x8266278, e=0xbffff06c)
    at kernel/qwidget.cpp:4408
#38 0x40f3acd5 in QApplication::internalNotify (this=0xbffff5f8, 
    receiver=0x8266278, e=0xbffff06c) at kernel/qapplication.cpp:2582
#39 0x40f3a63e in QApplication::notify (this=0xbffff5f8, receiver=0x8266278, 
    e=0xbffff06c) at kernel/qapplication.cpp:2425
#40 0x40ad25b9 in KApplication::notify (this=0xbffff5f8, receiver=0x8266278, 
    event=0xbffff06c) at kapplication.cpp:507
#41 0x412e8e04 in QApplication::sendSpontaneousEvent (receiver=0x8266278, 
    event=0xbffff06c) at .moc/debug-shared-mt/../../kernel/qapplication.h:495
#42 0x40ecafe0 in QETWidget::translateMouseEvent (this=0x8266278, 
    event=0xbffff4bc) at kernel/qapplication_x11.cpp:4355
#43 0x40ec88d0 in QApplication::x11ProcessEvent (this=0xbffff5f8, 
    event=0xbffff4bc) at kernel/qapplication_x11.cpp:3529
#44 0x40ee2e7b in QEventLoop::processEvents (this=0x80bdc50, flags=4)
    at kernel/qeventloop_x11.cpp:192
#45 0x40f51290 in QEventLoop::enterLoop (this=0x80bdc50)
    at kernel/qeventloop.cpp:198
#46 0x40f511c9 in QEventLoop::exec (this=0x80bdc50)
    at kernel/qeventloop.cpp:145
#47 0x40f3ae8d in QApplication::exec (this=0xbffff5f8)
    at kernel/qapplication.cpp:2705
#48 0x0805b451 in main (argc=1, argv=0xbffff784) at main.cpp:158