Mythtv Error

2007-05-12 19:30:02.377 NVP: prebuffering pause
2007-05-12 19:30:03.787 NVP: Prebuffer wait timed out 10 times.
2007-05-12 19:30:05.187 NVP: Prebuffer wait timed out 10 times.
2007-05-12 19:30:06.587 NVP: Prebuffer wait timed out 10 times.
2007-05-12 19:30:06.699 RingBuf(/store/mythtv/recordings/1170_20070512193000.mpg): Invalid file (fd -1) when opening '/store/mythtv/recordings/1170_20070512193000.mpg'.
2007-05-12 19:30:06.699 NVP, Error: SwitchToProgram's OpenFile failed.
2007-05-12 19:30:06.699 NVP, Error: Unknown error, exiting decoder
2007-05-12 19:30:06.703 TV: Attempting to change from WatchingLiveTV to None
2007-05-12 19:31:12.813 TV: Changing from WatchingLiveTV to None
2007-05-12 19:31:12.828 DPMS Reactivated.
2007-05-12 19:31:14.664 TV: Attempting to change from None to WatchingLiveTV
2007-05-12 19:31:14.665 Using protocol version 31
2007-05-12 19:31:15.052 DPMS Deactivated 
2007-05-12 19:31:15.057 NVP: Disabling Audio, params(-1,2,44100)
2007-05-12 19:31:15.083 VideoOutputXv: XvMCTex: Init failed
2007-05-12 19:31:15.084 VideoOutputXv: XVideo Adaptor Name: 'NV17 Video Texture'
X Error: BadMatch (invalid parameter attributes) 8
  Major opcode:  140
  Minor opcode:  14
  Resource id:  0x186
2007-05-12 19:31:15.227 OSDImgCache, Error: Creating osdcache directory failed.
2007-05-12 19:31:15.239 OSDImgCache, Error: Creating osdcache directory failed.
2007-05-12 19:31:15.240 OSDImgCache, Error: Creating osdcache directory failed.
2007-05-12 19:31:15.265 OSDImgCache, Error: Creating osdcache directory failed.
2007-05-12 19:31:15.266 OSDImgCache, Error: Creating osdcache directory failed.
2007-05-12 19:31:15.308 OSDImgCache, Error: Creating osdcache directory failed.
2007-05-12 19:31:15.585 TV: Changing from None to WatchingLiveTV
2007-05-12 19:31:15.583 Using realtime priority.
2007-05-12 19:31:15.687 Video timing method: USleep with busy wait
2007-05-12 19:31:17.359 VideoOutputXv: XvMCTex: Init failed
2007-05-12 19:31:17.359 VideoOutputXv: XVideo Adaptor Name: 'NV17 Video Texture'
X Error: BadMatch (invalid parameter attributes) 8
  Major opcode:  140
  Minor opcode:  14
  Resource id:  0x186
2007-05-12 19:31:17.601 OSDImgCache, Error: Creating osdcache directory failed.
2007-05-12 19:31:17.612 OSDImgCache, Error: Creating osdcache directory failed.
2007-05-12 19:31:17.616 AFD: Opened codec 0x9ed8ea00, id(MPEG2VIDEO) type(Video)
2007-05-12 19:31:17.616 AFD: Opened codec 0x9edae180, id(MP3) type(Audio)
2007-05-12 19:31:17.616 AFD: Opened codec 0x9d27c8a0, id(MP3) type(Audio)
2007-05-12 19:31:17.860 Opening OSS audio device '/dev/dsp'.
2007-05-12 19:31:17.860 NVP: Enabling Audio
2007-05-12 19:31:18.782 NVP: Prebuffer wait timed out 10 times.
2007-05-12 19:31:20.316 NVP: prebuffering pause
2007-05-12 19:31:20.610 RingBuf(/store/mythtv/recordings/1170_20070512193115.mpg): Waited 1.0 seconds for data to become available...