kdenlive: Fatal IO error 11 (Ресурс временно недоступен) on X server :0.

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0xaa6a8b40 (LWP 4093)]
0xb687b6d5 in ?? () from /usr/lib/i386-linux-gnu/libQtDBus.so.4
(gdb) bt
#0  0xb687b6d5 in ?? () from /usr/lib/i386-linux-gnu/libQtDBus.so.4
#1  0xb687bacb in ?? () from /usr/lib/i386-linux-gnu/libQtDBus.so.4
#2  0xb669fc9d in QMetaObject::metacall(QObject*, QMetaObject::Call, int, void**) () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#3  0xb66af9bd in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#4  0xb66b0075 in QObject::destroyed(QObject*) () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#5  0xb66b2f8f in QObject::~QObject() () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#6  0xb687b106 in QDBusAbstractAdaptor::~QDBusAbstractAdaptor() () from /usr/lib/i386-linux-gnu/libQtDBus.so.4
#7  0xb7a7ce0a in ?? () from /usr/lib/libkio.so.5
#8  0xb66add11 in QObjectPrivate::deleteChildren() () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#9  0xb66b3481 in QObject::~QObject() () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#10 0xb7a7b920 in KBookmarkManager::~KBookmarkManager() () from /usr/lib/libkio.so.5
#11 0xb7a7bcc2 in KBookmarkManager::~KBookmarkManager() () from /usr/lib/libkio.so.5
#12 0xb7a759f7 in ?? () from /usr/lib/libkio.so.5
#13 0xb79797f9 in ?? () from /usr/lib/libkio.so.5
#14 0xb5c44f61 in ?? () from /lib/i386-linux-gnu/libc.so.6
#15 0xb5c44fed in exit () from /lib/i386-linux-gnu/libc.so.6
#16 0xb2e8eabf in ?? () from /usr/lib/i386-linux-gnu/libgdk-x11-2.0.so.0
#17 0xb7d62be9 in KApplication::xioErrhandler(_XDisplay*) () from /usr/lib/libkdeui.so.5
#18 0xb7d62c24 in ?? () from /usr/lib/libkdeui.so.5
#19 0xae0cc009 in ?? () from /usr/lib/i386-linux-gnu/libSDL-1.2.so.0
#20 0xb63c0b74 in _XIOError () from /usr/lib/i386-linux-gnu/libX11.so.6
#21 0xb63be97c in _XReply () from /usr/lib/i386-linux-gnu/libX11.so.6
#22 0xb63b9f0b in XSync () from /usr/lib/i386-linux-gnu/libX11.so.6
#23 0xae0cea48 in ?? () from /usr/lib/i386-linux-gnu/libSDL-1.2.so.0
#24 0xae0bd086 in SDL_SetVideoMode () from /usr/lib/i386-linux-gnu/libSDL-1.2.so.0
#25 0xae14c2b0 in ?? () from /usr/lib/mlt/libmltsdl.so
#26 0xb64c1d4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#27 0xb5cfcace in clone () from /lib/i386-linux-gnu/libc.so.6
(gdb)