kde4@rumenec ~ $ kwin
X Error: BadWindow (invalid Window parameter) 3
  Major opcode: 20 (X_GetProperty)
  Resource id:  0x1200014
kwin(6830) KWin::Extensions::init: Extensions: shape: 0x "11"  composite: 0x "4"  render
: 0x "a"  fixes: 0x "40"
kwin(6830) KDecorationPlugins::loadPlugin: kwin : path  "/usr/local/kde4/lib/kde4/kwin3_
plastik.so"  for  "kwin3_plastik"
kwin(6830) KWin::Extensions::init: Extensions: shape: 0x "11"  composite: 0x "4"  render
: 0x "a"  fixes: 0x "40"
kwin(6830) KWin::Extensions::init: Extensions: shape: 0x "11"  composite: 0x "4"  render
: 0x "a"  fixes: 0x "40"
kwin(6830) KWin::Workspace::setupCompositing: No compositing
kwin(6830) KWin::Client::readUserTimeMapTimestamp: User timestamp, initial: 4088040722
kwin(6830) KWin::Client::readUserTimeMapTimestamp: User timestamp, ASN: 4088040722
kwin(6830) KWin::Client::readUserTimeMapTimestamp: User timestamp, final: 'ID: 23068694
;WMCLASS: "plasma" : "plasma" ;Caption: "plasma" ' : 4088040722
kwin(6830) KWin::Workspace::allowClientActivation: Activation: No client active, allowin
g
kwin(6830) KWin::Client::readUserTimeMapTimestamp: User timestamp, initial: 4088046705
kwin(6830) KWin::Client::readUserTimeMapTimestamp: User timestamp, ASN: 4088046705kwin(6830) KWin::Client::readUserTimeMapTimestamp: User timestamp, final: 'ID: 29360132;WMCLASS: "konsole" : "konsole" ;Caption: "kde4 : bash" ' : 4088046705kwin(6830) KWin::Workspace::allowClientActivation: Activation: No client active, allowingkwin(6830) KWin::Client::readUserTimeMapTimestamp: User timestamp, initial: 4087930866kwin(6830) KWin::Client::readUserTimeMapTimestamp: User timestamp, ASN: 4087930866kwin(6830) KWin::Client::readUserTimeMapTimestamp: User timestamp, final: 'ID: 23068703;WMCLASS: "plasma" : "plasma" ;Caption: "" ' : 4087930866kwin(6830) KWin::Workspace::allowClientActivation: Activation: No client active, allowingkwin(6830) KWin::Client::readUserTimeMapTimestamp: User timestamp, initial: 4294967295kwin(6830) KWin::Client::readUserTimeMapTimestamp: User timestamp, ASN: 4294967295kwin(6830) KWin::Client::readUserTimeMapTimestamp: User timestamp, final: 'ID: 23068683;WMCLASS: "plasma" : "plasma" ;Caption: "plasma" ' : 4294967295kwin(6830) KWin::Workspace::allowClientActivation: Activation: No client active, allowingkwin(6830)/kdeui (KNotification) KNotificationManager::notify: error while contacting knotify serverkwin(6830)/kdeui (KNotification) KNotificationManager::notify: error while contacting knotify serverkwin(6830)/kdeui (KNotification) KNotificationManager::notify: error while contacting knotify serverkwin(6830)/kdeui (KNotification) KNotificationManager::notify: error while contacting knotify server