Last week I burned 15 CDs using Vegas, no problems. Today, I'm trying to burn some CDs and I keep getting the following error message:

'SFMMCX'-(17)
'atapi'-(1)
-'PIONEER DVD-RW DVR-106D 1.05'-(0)
Module sfmmcx.cpp Line 1685
An illegal request was received.
Unknown Additional Sense 21 02

Status: 00020202
Command: 2a 00 00 00 5a 50 00 00 1a 00
Sense: 05 21 02
Info: 00 05 10 18
Specific: 00 00 00
Extra: 63 21 00 00 00 00 00 00 00 00 00 00 00 00

Does anyone know what's happening here?