ERROR ON SCREEN: "Error was encountered while displaying video"

#########Frontend#########
2007-05-22 21:01:35.957 RingBuf(/store/mythtv/recordings/2314_20070522210129.mpg): Invalid file (fd -1) when opening '/store/mythtv/recordings/2314_20070522210129.mpg'.
2007-05-22 21:01:35.957 NVP, Error: JumpToProgram's OpenFile failed.
2007-05-22 21:01:35.957 NVP, Error: Unknown error, exiting decoder
2007-05-22 21:01:35.965 TV: Attempting to change from WatchingLiveTV to None
#########

#######Backend#########
0: start_time: 5903.252 duration: 0.290
1: start_time: 5903.199 duration: 0.298
2: start_time: 5903.197 duration: 0.311
stream: start_time: 65591.083 duration: 3.829 bitrate=2822 kb/s
2007-05-22 21:01:29.214 AFD: Opened codec 0x8a96b70, id(MPEG2VIDEO) type(Video)
2007-05-22 21:01:29.215 AFD: Opened codec 0x8dca770, id(MP3) type(Audio)
2007-05-22 21:01:29.215 AFD: Opened codec 0x8a943b0, id(MP3) type(Audio)
2007-05-22 21:01:29.218 NVP: Recording does not have position map.
                        Run 'mythcommflag --file 2313_20070522210122.mpg --rebuild' to fix
2007-05-22 21:01:29.318 Finished recording Waist Deep: channel 2313
2007-05-22 21:01:29.340 DVBRec(2) Error: Failed to open DVB device
                        eno: Device or resource busy (16)
2007-05-22 21:01:35.968 TVRec(1): Changing from WatchingLiveTV to None
2007-05-22 21:01:35.998 Finished recording Kingdom of Heaven: channel 2314
#######