here's the log
I 23:26:18 ImgBurn Version 2.4.2.0 started!
I 23:26:18 Microsoft Windows Vista Home Premium Edition (6.0, Build 6001 : Service Pack 1)
I 23:26:18 Total Physical Memory: 2,094,864 KB - Available: 687,764 KB
I 23:26:18 Initialising SPTI...
I 23:26:18 Searching for SCSI / ATAPI devices...
I 23:26:18 Found 2 DVD