I have the same problem, but when my system does this, it creates a ring on the disc that was not burned and makes it have errors when trying to view or install. I am burning at slowest rate supported by my drive, 6x.
; //****************************************\\
; ImgBurn Version 2.5.0.0 - Log
; Monday, 24 August 2009, 15:25:17
; \\****************************************//
;
;
I 14:49:52 ImgBurn Version 2.5.0.0 started!
I 14:49:52 Microsoft Windows XP Professional (5.1, Build 2600 : Service Pack 2)
I 14:49:52 Total Physical Memory: 2,088,428 KB - Available: 1,051,016 KB
I 14:49:52 Initialising SPTI...
I 14:49:52 Searching for SCSI / ATAPI devices...
I 14:49:52 Found 1 CD-ROM and 1 DVD