Erreur lors d'une décompression

Bonjour,

En voulant décomprésé un .rar (clk droite extraire) sa me dit :

https://www.cjoint.com/?BHpsXFIl8Uo

Et dans l'onglet piles d'appel j'ai sa :

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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 -1237473600 (LWP 8710)]
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[KCrash handler]
#5 0xb64795a0 in rawmemchr () from /lib/tls/libc.so.6
#6 0xb646f114 in _IO_str_overflow () from /lib/tls/libc.so.6
#7 0xb6463e3d in vsscanf () from /lib/tls/libc.so.6
#8 0xb645f23e in sscanf () from /lib/tls/libc.so.6
#9 0xb7d37f24 in RarReader::fill () from /usr/lib/libmwn.so.3
#10 0xb7d32deb in registerRarFileTypes () from /usr/lib/libmwn.so.3
#11 0xb7ca3feb in ArchiveFactory::readArchive () from /usr/lib/libmwn.so.3
#12 0xb7ca9b27 in CArchiveCacheElement::open () from /usr/lib/libmwn.so.3
#13 0xb7ca9de2 in CArchiveCache::getElement () from /usr/lib/libmwn.so.3
#14 0xb7ee4616 in CCopyProgressDlg::CountFolder () from /usr/lib/CopyAgent.so.0
#15 0xb7ee4d21 in CCopyProgressDlg::DoStuff () from /usr/lib/CopyAgent.so.0
#16 0xb7ef2963 in CCopyProgressDlg::qt_invoke () from /usr/lib/CopyAgent.so.0
#17 0xb6c18d4f in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#18 0xb6fa1ee3 in QSignal::signal () from /usr/lib/libqt-mt.so.3
#19 0xb6c388d2 in QSignal::activate () from /usr/lib/libqt-mt.so.3
#20 0xb6c402a4 in QSingleShotTimer::event () from /usr/lib/libqt-mt.so.3
#21 0xb6bb0c26 in QApplication::internalNotify () from /usr/lib/libqt-mt.so.3
#22 0xb6bb2a43 in QApplication::notify () from /usr/lib/libqt-mt.so.3
#23 0xb731a80e in KApplication::notify () from /usr/lib/libkdecore.so.4
#24 0xb6b44421 in QApplication::sendEvent () from /usr/lib/libqt-mt.so.3
#25 0xb6ba3623 in QEventLoop::activateTimers () from /usr/lib/libqt-mt.so.3
#26 0xb6b5876f in QEventLoop::processEvents () from /usr/lib/libqt-mt.so.3
#27 0xb6bcb179 in QEventLoop::enterLoop () from /usr/lib/libqt-mt.so.3
#28 0xb6bb273d in QApplication::enter_loop () from /usr/lib/libqt-mt.so.3
#29 0xb6dcc181 in QDialog::exec () from /usr/lib/libqt-mt.so.3
#30 0xb7ede391 in main () from /usr/lib/CopyAgent.so.0
#31 0xb6420ea8 in __libc_start_main () from /lib/tls/libc.so.6
#32 0x08048661 in ?? ()


SVP aidez moi :'(