kwin(8551) KDecorationPlugins::loadPlugin: kwin : path  "/usr/lib/kde4/kwin3_oxygen.so"  for  "kwin3_oxygen"
kwin(8551) KDecorationPlugins::loadPlugin:  could not load library, try default plugin again
KWin: The default decoration plugin is corrupt and could not be loaded.
KWin will now exit...