DE freezes and windows flicker

[JR1994]

I am noticing that when I launch Chrome or even Konsole KDE freezes or the windows flicker. When I restart kwin I get the following error, (see below). Logging out and backin seems to fix it temporarily, but after a while it returns.

`[rican-linux@antegros ~]$ kwin_x11 --replace &
[1] 2362
[rican-linux@antegros ~]$ QXcbConnection: XCB error: 3 (BadWindow), sequence: 175, resource id: 14680070, major code: 20 (GetProperty), minor code: 0
Module 'org.kde.kwin.decoration' does not contain a module identifier directive - it cannot be protected from external registrations.
OpenGL vendor string: NVIDIA Corporation
OpenGL renderer string: GeForce 9400M/integrated/SSE2
OpenGL version string: 3.1.0 NVIDIA 340.96
OpenGL shading language version string: 1.40 NVIDIA via Cg compiler
Driver: NVIDIA
Driver version: 340.96
GPU class: G80/G90
OpenGL version: 3.1
GLSL version: 1.40
X server version: 1.18.3
Linux kernel version: 4.6.1
Requires strict binding: no
GLSL shaders: yes
Texture NPOT support: yes
Virtual Machine: no
QXcbConnection: XCB error: 9 (BadDrawable), sequence: 1359, resource id: 0, major code: 14 (GetGeometry), minor code: 0
QXcbConnection: XCB error: 9 (BadDrawable), sequence: 1360, resource id: 0, major code: 14 (GetGeometry), minor code: 0
QXcbConnection: XCB error: 9 (BadDrawable), sequence: 1361, resource id: 0, major code: 14 (GetGeometry), minor code: 0
QXcbConnection: XCB error: 9 (BadDrawable), sequence: 1362, resource id: 0, major code: 14 (GetGeometry), minor code: 0
QXcbConnection: XCB error: 9 (BadDrawable), sequence: 1363, resource id: 0, major code: 14 (GetGeometry), minor code: 0
QXcbConnection: XCB error: 9 (BadDrawable), sequence: 1364, resource id: 0, major code: 14 (GetGeometry), minor code: 0
QXcbConnection: XCB error: 9 (BadDrawable), sequence: 1365, resource id: 0, major code: 14 (GetGeometry), minor code: 0
QXcbConnection: XCB error: 9 (BadDrawable), sequence: 1366, resource id: 0, major code: 14 (GetGeometry), minor code: 0
QXcbConnection: XCB error: 9 (BadDrawable), sequence: 1372, resource id: 0, major code: 14 (GetGeometry), minor code: 0
QMetaProperty::read: Unable to handle unregistered datatype 'KWayland::Server::SurfaceInterface*' for property 'KWin::Toplevel::surface'
QXcbConnection: XCB error: 3 (BadWindow), sequence: 3007, resource id: 60817485, major code: 2 (ChangeWindowAttributes), minor code: 0

[rican-linux@antegros ~]$
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