I have just started to use MeGUI and was doing a tv show off a DVD but everytime i try to encode it get this error at the end when muxing.

job job2-3 has been processed. This job is linked to the next job: job2-4
Starting job job2-4 at 01:25:56
Job is a mux job. Commandline:
-add "C:\Documents and Settings\Ricey\Desktop\Killinaskully\Episode.1.mp4 " -add "C:\Documents and Settings\Ricey\Desktop\Killinaskully\VTS_01_1 T01 2_0ch 192Kbps DELAY 0ms.mp4" -fps 29.97 -new "C:\Documents and Settings\Ricey\Desktop\Killinaskully\Episode.1-muxed.mp4"
successfully set up muxer
Processing ended at 01:26:25
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Log for job job2-4

IsoMedia import - track ID 1 - Video (size 640 x 480)
Unknown input file type
(Feature Not Supported)
Error importing C:\Documents and Settings\Ricey\Desktop\Killinaskully\VTS_01_1 T01 2_0ch 192Kbps DELAY 0ms.mp4: Feature Not Supported

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The current job contains errors. Skipping chained jobs
Muxjob ended and deletion of intermediate files is activated
Found intermediate output file 'C:\Documents and Settings\Ricey\Desktop\Killinaskully\Episode.1.mp4 ', deleting...
Found intermediate output file 'C:\Documents and Settings\Ricey\Desktop\Killinaskully\VTS_01_1 T01 2_0ch 192Kbps DEL

Can anyone help me out with what might be wrong.

Cheers i hope someone can hel me out.