I'm getting bad burns from my Xbox 360 ISO. Here is the log:
I 12:56:49 ImgBurn Version 2.5.5.0 started!
I 12:56:49 Microsoft Windows 7 Professional x64 Edition (6.1, Build 7600)
I 12:56:49 Total Physical Memory: 4,192,824 KB - Available: 1,637,308 KB
W 12:56:49 Duplex Secure's SPTD driver can have a detrimental effect on drive performance.
I 12:56:49 Initialising SPTI...
I 12:56:49 Searching for SCSI / ATAPI devices...
I 12:56:49 -> Drive 1 - Info: HL-DT-ST DVD-RAM GSA-H55N 1.03 (E:) (ATA)
I 12:56:49 Found 1 DVD±RW/RAM!
I 12:58:49 Operation Started!
I 12:58:49 Source File: M:\Users\Will\Downloads\Fable 3.dvd
I 12:58:49 Source File Sectors: 3,827,488 (MODE1/2048)
I 12:58:49 Source File Size: 7,838,695,424 bytes
I 12:58:49 Source File Volume Identifier: DVD_ROM
I 12:58:49 Source File Volume Set Identifier: ec67c000MS UDFBridge
I 12:58:49 Source File Application Identifier: CDIMAGE 2.45 (12/06/2000 TM)
I 12:58:49 Source File Implementation Identifier: Microsoft CDIMAGE UDF
I 12:58:49 Source File File System(s): ISO9660, UDF (1.50)
I 12:58:49 Destination Device: [1:0:0] HL-DT-ST DVD-RAM GSA-H55N 1.03 (E:) (ATA)
I 12:58:49 Destination Media Type: DVD+R DL (Disc ID: MKM-003-00) (Speeds: 4x, 6x, 8x, 10x)
I 12:58:49 Destination Media Sectors: 4,173,824
I 12:58:49 Write Mode: DVD
I 12:58:49 Write Type: DAO
I 12:58:49 Write Speed: 4x
I 12:58:49 Link Size: Auto
I 12:58:49 Lock Volume: Yes
I 12:58:49 Test Mode: No
I 12:58:49 OPC: No
I 12:58:49 BURN-Proof: Enabled
I 12:58:49 Write Speed Successfully Set! - Effective: 5,540 KB/s (4x)
I 12:58:49 Book Type Setting: DVD-ROM
I 12:58:49 Optimal L0 Data Zone Capacity: 1,913,760
I 12:58:49 Optimal L0 Data Zone Method: Copied From Original Disc
I 12:58:49 Set L0 Data Zone Capacity Succeeded!
I 12:58:52 Filling Buffer... (40 MB)
I 12:59:00 Writing LeadIn...
I 12:59:35 Writing Session 1 of 1... (1 Track, LBA: 0 - 3827487)
I 12:59:35 Writing Track 1 of 1... (MODE1/2048, LBA: 0 - 3827487)
I 12:59:35 Writing Layer 0... (LBA: 0 - 1913759)
W 13:00:05 Waiting for buffers to recover... (LBA: 57792)
W 13:00:28 Waiting for hard disk activity to reach threshold level...
I 13:06:14 Writing Sectors...
I 13:18:32 Writing Layer 1... (LBA: 1913760 - 3827487)
W 13:26:50 Failed to Write Sectors 3107328 - 3107359 - Reason: Unknown (Vendor Unique) (ASC: 0x80, ASCQ: 0x04)
W 13:26:50 Retrying (1 of 20)...
W 13:26:50 Retry Failed - Reason: No Seek Complete
W 13:26:50 Retrying (2 of 20)...
I 13:26:51 Writing Sectors...
W 13:30:25 Failed to Write Sectors 3582464 - 3582495 - Reason: Unknown (Vendor Unique) (ASC: 0x80, ASCQ: 0x04)
W 13:30:25 Retrying (1 of 20)...
W 13:30:25 Retry Failed - Reason: No Seek Complete
W 13:30:25 Retrying (2 of 20)...
I 13:30:26 Writing Sectors...
I 13:32:07 Synchronising Cache...
I 13:32:08 Closing Track...
I 13:32:45 Finalising Disc...
I 13:32:58 Exporting Graph Data...
I 13:32:58 Graph Data File: C:\Users\Will\AppData\Roaming\ImgBurn\Graph Data Files\HL-DT-ST_DVD-RAM_GSA-H55N_1.03_FRIDAY-JANUARY-21-2011_12-58_PM_MKM-003-00_4x.ibg
I 13:32:58 Export Successfully Completed!
I 13:32:58 Operation Successfully Completed! - Duration: 00:34:08
I 13:32:58 Average Write Rate: 3,923 KB/s (2.8x) - Maximum Write Rate: 5,587 KB/s (4.0x)
Any help would be much appreciated.