here is the log file
I 11:54:10 ImgBurn Version 2.4.2.0 started!
I 11:54:10 Microsoft Windows Vista Ultimate Edition (6.0, Build 6001 : Service Pack 1)
I 11:54:10 Total Physical Memory: 2,095,948 KB - Available: 1,340,544 KB
I 11:54:10 Initialising SPTI...
I 11:54:10 Searching for SCSI / ATAPI devices...
I 11:54:10 Found 2 DVD-ROMs, 2 DVD