Ora funziona ma esce questo errore allo startup.

codice:
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Using host libthread_db library "/lib/tls/libthread_db.so.1".
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[Thread debugging using libthread_db enabled]
[New Thread -1217079616 (LWP 6374)]
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[KCrash handler]
#7  0xb7bc0838 in Arts::Loader_base::_create () from /opt/kde/lib/libmcop.so.1
#8  0x0805668c in ?? ()
#9  0xbfada920 in ?? ()
#10 0xbfadaa00 in ?? ()
#11 0xbfadaa10 in ?? ()
#12 0x000001c0 in ?? ()
#13 0xffffffef in ?? ()
#14 0x00000000 in ?? ()
#15 0x00000000 in ?? ()
#16 0xb780a531 in mkdir () from /lib/tls/libc.so.6
#17 0x00000073 in ?? ()
#18 0x00000246 in ?? ()
#19 0xbfadaa4c in ?? ()
#20 0x0000007b in ?? ()
#21 0x080b9658 in ?? ()
#22 0x00000000 in ?? ()
#23 0x00000000 in ?? ()
#24 0xffff037f in ?? ()
#25 0xffff0320 in ?? ()
#26 0xffffffff in ?? ()
#27 0xb7e5db74 in Arts::AudioIOALSA::open ()
   from /opt/kde/lib/libartsflow.so.1
#28 0x080542ee in ?? ()
#29 0x0808e8c0 in ?? ()
#30 0xbfadaaa0 in ?? ()
#31 0x00000001 in ?? ()
#32 0xb792706f in std::__default_alloc_template<true, 0>::_Lock::~_Lock ()
   from /usr/lib/./libstdc++.so.5
#33 0x0805a41f in Arts::SoundServer_skel::~SoundServer_skel ()
#34 0xb7beb30f in Arts::ObjectManager::create ()
   from /opt/kde/lib/libmcop.so.1
#35 0xb7f95158 in Arts::SoundServerV2_base::_create ()
   from /opt/kde/lib/libsoundserver_idl.so.1
#36 0xb7f995e0 in Arts::SoundServerV2::_Creator ()
   from /opt/kde/lib/libsoundserver_idl.so.1
#37 0xb7bebc12 in Arts::ObjectManager::addGlobalReference ()
   from /opt/kde/lib/libmcop.so.1
#38 0x080618a0 in Arts::SoundServer_skel::~SoundServer_skel ()
#39 0x08062b31 in Arts::SoundServer_skel::~SoundServer_skel ()
#40 0xb7764e14 in __libc_start_main () from /lib/tls/libc.so.6
#41 0x08053d91 in ?? ()