My fullscreen mode is not working in any app I use. What may be the problem

Here is the log :

11/09/12 22:56:57.252 Console[440]: ___createFullScreenMessageConnection_block_invoke_0: Fullscreen message error: Connection invalid

11/09/12 22:56:57.330 Console[440]: Message error: Connection invalid

11/09/12 22:56:58.149 Console[440]: ___createFullScreenMessageConnection_block_invoke_0: Fullscreen message error: Connection invalid

11/09/12 22:56:58.228 Console[440]: Message error: Connection invalid

11/09/12 22:56:58.602 Console[440]: ___createFullScreenMessageConnection_block_invoke_0: Fullscreen message error: Connection invalid

11/09/12 22:56:58.670 Console[440]: Message error: Connection invalid

11/09/12 22:57:00.449 Google Chrome[352]: ___createFullScreenMessageConnection_block_invoke_0: Fullscreen message error: Connection invalid

11/09/12 22:57:00.544 Google Chrome[352]: Message error: Connection invalid

11/09/12 22:57:01.016 Google Chrome[352]: ___createFullScreenMessageConnection_block_invoke_0: Fullscreen message error: Connection invalid

11/09/12 22:57:01.112 Google Chrome[352]: Message error: Connection invalid

11/09/12 22:57:08.587 App Store[462]: ___createFullScreenMessageConnection_block_invoke_0: Fullscreen message error: Connection invalid

11/09/12 22:57:09.492 App Store[462]: Message error: Connection invalid

11/09/12 22:57:09.644 App Store[462]: ___createFullScreenMessageConnection_block_invoke_0: Fullscreen message error: Connection invalid