Verbatim DVD+R DL 2.4x MKM
Now I can burn 56% of the disk instead of 39%. Still an I/O error.
I 16:45:30 ImgBurn Version 2.4.2.0 started!
I 16:45:30 Microsoft Windows Vista Home Premium Edition (6.0, Build 6000)
I 16:45:30 Total Physical Memory: 3,135,296 KB - Available: 1,809,208 KB
I 16:45:30 Initialising SPTI...
I 16:45:30 Searching for SCSI / ATAPI devices...
I 16:45:49 Found 1 DVD