kwin падает под kde4 после запуска какой-нить проги

Только поставил, task-kde4-4.2.85-1mdv2010.0
Пробовал создавать нового пользователя - безрезультатно.
Вот лог:
X Error: BadWindow (invalid Window parameter) 3
Major opcode: 20 (X_GetProperty)
Resource id: 0x24000a2
kwin(9411) KWin::Extensions::init: Extensions: shape: 0x "11" composite: 0x "4" render: 0x "a" fixes: 0x "40"
kwin(9411) KWin::CompositingPrefs::detect: glx version is 1 . 3
kwin(9411) KWin::CompositingPrefs::detectDriverAndVersion: GL vendor is "NVIDIA Corporation"
kwin(9411) KWin::CompositingPrefs::detectDriverAndVersion: GL renderer is "GeForce 6600 GT/PCI/SSE2"
kwin(9411) KWin::CompositingPrefs::detectDriverAndVersion: GL version is "2.1.2 NVIDIA 180.51"
kwin(9411) KWin::CompositingPrefs::detectDriverAndVersion: XGL: no
kwin(9411) KWin::CompositingPrefs::detectDriverAndVersion: Detected driver "nvidia" , version "180.51"
kwin(9411) KWin::CompositingPrefs::applyDriverSpecificOptions: nvidia >= 173.14.12, enabling compositing
kwin(9411) KDecorationPlugins::loadPlugin: kwin : path "/usr/lib/kde4/kwin3_oxygen.so" for "kwin3_oxygen"
kwin(9411) KWin::Extensions::init: Extensions: shape: 0x "11" composite: 0x "4" render: 0x "a" fixes: 0x "40"
kwin(9411) KWin::Workspace::setupCompositing: Compositing is turned off in options or disabled
kwin(9411)/kio (KDirWatch) KDirWatchPrivate::KDirWatchPrivate: Available methods: ("Stat", "FAM", "INotify")
kwin(9411)/kio (KDirWatch) KDirWatchPrivate::addEntry: Added File "/home/gordon01/.kde4/share/config/plasmarc" for "" ["KDirWatch-1"]
kwin(9411)/kio (KDirWatch) KDirWatchPrivate::useINotify: trying to use inotify for monitoring
kwin(9411)/kio (KDirWatch) KDirWatchPrivate::useINotify: inotify successfully used for monitoring
kwin(9411)/kdecore (KSycoca) KSycocaPrivate::openDatabase: Trying to open ksycoca from "/var/tmp/kdecache-gordon01/ksycoca4"
kwin(9411) KWin::Client::readUserTimeMapTimestamp: User timestamp, initial: 52812450
kwin(9411) KWin::Client::readUserTimeMapTimestamp: User timestamp, ASN: 52812450
kwin(9411) KWin::Client::readUserTimeMapTimestamp: User timestamp, final: 'ID: 29360207 ;WMCLASS: "plasma" : "plasma" ;Caption: "plasma-desktop" ' : 52812450
kwin(9411) KWin::Workspace::allowClientActivation: Activation: No client active, allowing
kwin(9411) KWin::Workspace::updateClientArea: screens: 1 desktops: 4
kwin(9411) KWin::Workspace::updateClientArea: Done.
kwin(9411) KWin::Client::readUserTimeMapTimestamp: User timestamp, initial: 4294967295
kwin(9411) KWin::Client::readUserTimeMapTimestamp: User timestamp, ASN: 4294967295
kwin(9411) KWin::Client::readUserTimeMapTimestamp: User timestamp, final: 'ID: 29360375 ;WMCLASS: "plasma" : "plasma" ;Caption: "plasma-desktop" ' : 52799636
kwin(9411) KWin::Workspace::allowClientActivation: Activation: No client active, allowing
kwin(9411) KWin::Workspace::updateClientArea: screens: 1 desktops: 4
kwin(9411) KWin::Workspace::updateClientArea: Done.
Application::crashHandler() called with signal 4; recent crashes: 1
KCrash: crashing... crashRecursionCounter = 2
KCrash: Application Name = kwin path = <unknown> pid = 9411
sock_file=/home/gordon01/.kde4/socket-sanya/kdeinit4__0