Version:            (using KDE 4.2.1)
OS:                Linux
Installed from:    Mandriva RPMs

4.2.1/Qt4.5.

Konqueror window was closed usiing close window button (x in upper right corner). It crashed with assertion:

Приложение: Konqueror (konqueror), сигнал SIGABRT
[Current thread is 1 (Thread 0xb5e126d0 (LWP 10073))]

Thread 2 (Thread 0xb0b23b90 (LWP 10144)):
#0  0xb8064424 in __kernel_vsyscall ()
#1  0xb7ed24d1 in select () from /lib/i686/libc.so.6
#2  0xb713b73c in QProcessManager::run (this=0x912be80) at io/qprocess_unix.cpp:305
#3  0xb706382f in QThreadPrivate::start (arg=0x912be80) at thread/qthread_unix.cpp:189
#4  0xb64b4315 in start_thread () from /lib/i686/libpthread.so.0
#5  0xb7eda26e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 1 (Thread 0xb5e126d0 (LWP 10073)):
[KCrash Handler]
#6  0xb8064424 in __kernel_vsyscall ()
#7  0xb7e27c00 in raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#8  0xb7e29668 in abort () at abort.c:88
#9  0xb7e20b5e in __assert_fail (assertion=0xb3eacc09 "!s_refcnt", file=0xb3eacb78 "/home/mandrake/rpm/BUILD/kdelibs-4.2.1/khtml/khtml_global.cpp", line=258, 
    function=0xb3eacd80 "static void KHTMLGlobal::finalCheck()") at assert.c:78
#10 0xb3b1233b in KHTMLGlobal::finalCheck () at /usr/src/debug/kdelibs-4.2.1/khtml/khtml_global.cpp:258
#11 0xb413f0bd in ~KHTMLFactory (this=0x93b5fa8) at /usr/src/debug/kdelibs-4.2.1/khtml/khtml_factory.cpp:35
#12 0xb7178e78 in QObjectCleanupHandler::clear (this=0x952b4b8) at kernel/qobjectcleanuphandler.cpp:140
#13 0xb7178ed1 in ~QObjectCleanupHandler (this=0x952b4b8) at kernel/qobjectcleanuphandler.cpp:86
#14 0xb747905d in destroy () at /usr/src/debug/kdelibs-4.2.1/kdecore/util/kpluginfactory.cpp:29
#15 0xb7352f79 in ~KCleanUpGlobalStatic (this=0xb751b2a8) at /usr/src/debug/kdelibs-4.2.1/kdecore/kernel/kglobal.h:62
#16 0xb7e2acd9 in exit (status=0) at exit.c:75
#17 0xb7e146ad in __libc_start_main (main=0x8048550 <main>, argc=2, ubp_av=0xbfa7f154, init=0x80485a0 <__libc_csu_init>, fini=0x8048590 <__libc_csu_fini>, rtld_fini=0xb8073d90 <_dl_fini>, 
    stack_end=0xbfa7f14c) at libc-start.c:252
#18 0x080484b1 in _start () at ../sysdeps/i386/elf/start.S:119