[mythtv-users] Lost recordings

[Jam]

I periodically lose a recording, but both cards work most of the time.
Can anybody suggesthat to look for
Thanks
James
--------------------------
2011-06-12 18:00:04.525 Started recording: "TEN Evening News": channel 1010 on 
cardid 2, sourceid 1
2011-06-12 18:00:04.579 Updating status for "LIVE: Motorcycle Racing: 
Moto2":"Stefan Bradl has extended his series lead to 43 points after a win at 
Catalunya. Second was reigning 125cc World Champ Marc Marq" on cardid 1 
(Tuning => Recording)
2011-06-12 18:00:04.627 ProgramInfo(1001_20110612180000.mpg), Error: 
GetPlayback URL: '1001_20110612180000.mpg' should be local, but it can not be 
found.
2011-06-12 18:00:04.636 ProgramInfo(1010_20110612180000.mpg), Error: 
GetPlayback URL: '1010_20110612180000.mpg' should be local, but it can not be 
found.
2011-06-12 18:00:04.688 ProgramInfo(1010_20110612180000.mpg), Error: 
GetPlayback URL: '1010_20110612180000.mpg' should be local, but it can not be 
found.
2011-06-12 18:00:04.771 ProgramInfo(1010_20110612180000.mpg), Error: 
GetPlayback URL: '1010_20110612180000.mpg' should be local, but it can not be 
found.
2011-06-12 18:00:04.808 TVRec(1): rec->GetPathname(): 
'/mnt/store/1001_20110612180000.mpg'
2011-06-12 18:00:05.491 Updating status for "TEN Evening News" on cardid 2 
(Tuning => Recorder Failed)
----------------------------------

[sandypit] /home/jam [51]% ls -l /mnt/store/1001_20110612180000.mpg
-rw-r--r-- 1 root root 4872253496 2011-06-12 18:48 
/mnt/store/1001_20110612180000.mpg

[sandypit] /home/jam [52]% df
Filesystem           1K-blocks      Used Available Use% Mounted on
/dev/sda1             10317860   8376668   1417072  86% /
devtmpfs               1864472       280   1864192   1% /dev
tmpfs                  1898888        92   1898796   1% /dev/shm
/dev/sda3            309639060 126305680 167604544  43% /home
/dev/sda4            650517492 212690752 437826740  33% /mnt/store
[sandypit] /home/jam [53]