Unless I'm mistaken, .tp is mpeg. Try changing the extension to test it. You could run a custom post processing job to just rename these files as one way to fix it.
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BTV Server : 4.9.2
Gigabyte eg45m-ds2h e8400 , EVGA 9500, 8gb, Win 2k3 Ent w/mxd Raid 0/1 2x500, Raid 1 2x1.5T, Gyration...



