Kde System Settings Crashes (Backtrace attached)

Kde system settings application crashes when i try to open it, I'm using Kubuntu Gutsy Gibbon

Backtrace:

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This GDB was configured as "x86_64-linux-gnu"...
Using host libthread_db library "/lib/libthread_db.so.1".
(gdb) handle SIG33 pass nostop noprint
Signal Stop Print Pass to program Description
SIG33 No No Yes Real-time event 33
(gdb) set pagination 0
(gdb) run
Starting program: /usr/bin/systemsettings
[Thread debugging using libthread_db enabled]
[New Thread 47953065037696 (LWP 24426)]
Qt: gdb: -nograb added to command-line options.
    Use the -dograb option to enforce grabbing.

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 47953065037696 (LWP 24426)]
KcmSearch (this=0x717520, moduleViewList=0x692d28, parent=0x716ce0, name=0x421433 "search") at /usr/share/qt3/include/qvaluelist.h:562
warning: Source file is more recent than executable.
562 void detach() { if ( sh->count > 1 ) detachInternal(); }
(gdb) backtrace
#0 KcmSearch (this=0x717520, moduleViewList=0x692d28, parent=0x716ce0, name=0x421433 "search") at /usr/share/qt3/include/qvaluelist.h:562
#1 0x000000000041e38b in MainWindow::buildActions (this=0x692bd0) at /build/buildd/kde-systemsettings-0.0svn20070312/./systemsettings/mainwindow.cpp:129
#2 0x000000000041ed41 in MainWindow (this=0x692bd0, embed=true, menuFile=@0x7fffc04958b0, parent=0x0, name=<value optimized out>) at /build/buildd/kde-systemsettings-0.0svn20070312/./systemsettings/mainwindow.cpp:65
#3 0x000000000041c8d2 in main (argc=<value optimized out>, argv=<value optimized out>) at /build/buildd/kde-systemsettings-0.0svn20070312/./systemsettings/main.cpp:56
#4 0x00002b9ceb8248e4 in __libc_start_main () from /lib/libc.so.6
#5 0x0000000000415a59 in _start ()
(gdb) info registers
rax 0x0 0
rbx 0x0 0
rcx 0x421433 4330547
rdx 0xffffffff 4294967295
rsi 0x0 0
rdi 0x692d28 6892840
rbp 0x717520 0x717520
rsp 0x7fffc0495290 0x7fffc0495290
r8 0xce0 3296
r9 0x0 0
r10 0x0 0
r11 0x2b9ceccf4ac0 47952987900608
r12 0x692d28 6892840
r13 0x421433 4330547
r14 0x716ce0 7433440
r15 0x7fffc04956b0 140736419419824
rip 0x41877d 0x41877d <KcmSearch+61>
eflags 0x10246 [ PF ZF IF RF ]
cs 0x33 51
ss 0x2b 43
ds 0x0 0
es 0x0 0
fs 0x0 0
gs 0x0 0
fctrl 0x37f 895
fstat 0x0 0
ftag 0xffff 65535
fiseg 0x0 0
fioff 0x0 0
foseg 0x0 0
fooff 0x0 0
fop 0x0 0
mxcsr 0x1fa0 [ PE IM DM ZM OM UM PM ]
(gdb) thread apply all backtrace

Thread 1 (Thread 47953065037696 (LWP 24426)):
#0 KcmSearch (this=0x717520, moduleViewList=0x692d28, parent=0x716ce0, name=0x421433 "search") at /usr/share/qt3/include/qvaluelist.h:562
#1 0x000000000041e38b in MainWindow::buildActions (this=0x692bd0) at /build/buildd/kde-systemsettings-0.0svn20070312/./systemsettings/mainwindow.cpp:129
#2 0x000000000041ed41 in MainWindow (this=0x692bd0, embed=true, menuFile=@0x7fffc04958b0, parent=0x0, name=<value optimized out>) at /build/buildd/kde-systemsettings-0.0svn20070312/./systemsettings/mainwindow.cpp:65
#3 0x000000000041c8d2 in main (argc=<value optimized out>, argv=<value optimized out>) at /build/buildd/kde-systemsettings-0.0svn20070312/./systemsettings/main.cpp:56
#4 0x00002b9ceb8248e4 in __libc_start_main () from /lib/libc.so.6
#5 0x0000000000415a59 in _start ()