Thanks Les.

Could I have your comment on the following;

I tried burning a DL DVD using Imgburn with the same CMC MAG, Media Type ID: D01, but encountered problem.See below the log.


I 19:22:34 Operation Started!
I 19:22:34 Source Device: [1:1:0] SONY DVD RW AW-G170A 1.73 (E (ATA)
I 19:22:34 Source Media Type: DVD-ROM
I 19:22:34 Source Media Sectors: 3,882,000 (Track Path: OTP - L0: 2,005,216 - L1: 1,876,784)
I 19:22:34 Source Media Size: 7,950,336,000 bytes
I 19:22:34 Source Media Volume Identifier: GLS
I 19:22:34 Source Media Volume Set Identifier: 372B4BACAPPLEDSPGLS
I 19:22:34 Source Media Application Identifier: DVD Studio Pro:4.2.0, DSPInterface:431.19, DVDAuthoring:428.36, DVDBase:468.35(Encoder: 560), Oxygene:427
II 19:22:34 Source Media File System(s): ISO9660, UDF (1.02)
I 19:22:34 Read Speed (Data/Audio): MAX / 8x
I 19:22:34 Destination File: H:\GLS.ISO
I 19:22:34 Destination Free Space: 10,604,752,896 bytes (10,356,204 KB) (10,113 MB) (9 GB)
I 19:22:34 Destination File System: NTFS
I 19:22:34 File Splitting: Auto
I 19:23:13 Reading Session 1 of 1... (1 Track, LBA: 0 - 3881999)
I 19:23:13 Reading Track 1 of 1... (MODE1/2048, LBA: 0 - 3881999)
I 19:23:13 Reading Layer 0... (LBA: 0 - 2005215)
I 19:29:10 Reading Layer 1... (LBA: 2005216 - 3881999)
I 19:34:31 Exporting Graph Data...
I 19:34:31 Graph Data File: C:\Documents and Settings\PC\Application Data\ImgBurn\Graph Data Files\SONY_DVD_RW_AW-G170A_1.73_SUNDAY-APRIL-06-2008_7-22_PM_N-A.ibg
I 19:34:31 Export Successfully Completed!
I 19:34:31 Operation Successfully Completed! - Duration: 00:11:57
I 19:34:31 Average Read Rate: 10,828 KB/s (7.8x) - Maximum Read Rate: 16,252 KB/s (11.7x)
I 19:47:12 Operation Started!
I 19:47:12 Source File: H:\GLS.MDS
I 19:47:12 Source File Sectors: 3,882,000 (MODE1/2048)
I 19:47:12 Source File Size: 7,950,336,000 bytes
I 19:47:12 Source File Volume Identifier: GLS
I 19:47:12 Source File Volume Set Identifier: 372B4BACAPPLEDSPGLS DISC_A
I 19:47:12 Source File Application Identifier: DVD Studio Pro:4.2.0, DSPInterface:431.19, DVDAuthoring:428.36, DVDBase:468.35(Encoder: 560), Oxygene:427
I 19:47:12 Source File File System(s): ISO9660, UDF (1.02)
I 19:47:12 Destination Device: [1:1:0] SONY DVD RW AW-G170A 1.73 (E (ATA)
I 19:47:12 Destination Media Type: DVD+R DL (Disc ID: CMC MAG-D01-00) (Speeds: 2.4x)
I 19:47:12 Destination Media Sectors: 4,173,824
I 19:47:12 Write Mode: DVD
I 19:47:12 Write Type: DAO
I 19:47:12 Write Speed: 2.4x
I 19:47:12 Link Size: Auto
I 19:47:12 Test Mode: No
I 19:47:12 OPC: No
I 19:47:12 BURN-Proof: Enabled
I 19:47:13 Optimal L0 Data Zone Capacity: 2,005,216
I 19:47:13 Optimal L0 Data Zone Method: Copied From Original Disc
I 19:47:40 Filling Buffer... (40 MB)
I 19:47:41 Writing LeadIn...
I 19:47:43 Writing Session 1 of 1... (1 Track, LBA: 0 - 3881999)
I 19:47:43 Writing Track 1 of 1... (MODE1/2048, LBA: 0 - 3881999)
I 19:47:43 Writing Layer 0... (LBA: 0 - 2005215)
W 19:51:02 Failed to Write Sectors 292512 - 292543 - Reason: No Seek Complete
W 19:51:02 Retrying (1 of 20)...
W 19:51:02 Retry Failed - Reason: Write Error
W 19:51:02 Retrying (2 of 20)...
W 19:51:02 Retry Failed - Reason: Write Error
W 19:51:02 Retrying (3 of 20)...
W 19:51:02 Retry Failed - Reason: Write Error
W 19:51:02 Retrying (4 of 20)...
W 19:51:02 Retry Failed - Reason: Write Error
W 19:51:02 Retrying (5 of 20)...
W 19:51:02 Retry Failed - Reason: Write Error
W 19:51:02 Retrying (6 of 20)...
W 19:51:02 Retry Failed - Reason: Write Error
W 19:51:02 Retrying (7 of 20)...
W 19:51:02 Retry Failed - Reason: Write Error
W 19:51:02 Retrying (8 of 20)...
W 19:51:02 Retry Failed - Reason: Write Error
W 19:51:02 Retrying (9 of 20)...
W 19:51:02 Retry Failed - Reason: Write Error
W 19:51:02 Retrying (10 of 20)...
W 19:51:02 Retry Failed - Reason: Write Error
W 19:51:02 Retrying (11 of 20)...
W 19:51:02 Retry Failed - Reason: Write Error
W 19:51:02 Retrying (12 of 20)...
W 19:51:02 Retry Failed - Reason: Write Error
W 19:51:02 Retrying (13 of 20)...
W 19:51:02 Retry Failed - Reason: Write Error
W 19:51:02 Retrying (14 of 20)...
W 19:51:02 Retry Failed - Reason: Write Error
W 19:51:02 Retrying (15 of 20)...
W 19:51:02 Retry Failed - Reason: Write Error
W 19:51:02 Retrying (16 of 20)...
W 19:51:02 Retry Failed - Reason: Write Error
W 19:51:02 Retrying (17 of 20)...
W 19:51:02 Retry Failed - Reason: Write Error
W 19:51:02 Retrying (18 of 20)...
W 19:51:02 Retry Failed - Reason: Write Error
W 19:51:02 Retrying (19 of 20)...
W 19:51:02 Retry Failed - Reason: Write Error
W 19:51:02 Retrying (20 of 20)...
W 19:51:02 Retry Failed - Reason: Write Error
W 19:55:05 Retrying (21)...
W 19:55:05 Retry Failed - Reason: Write Error
W 19:55:06 Retrying (22)...
W 19:55:06 Retry Failed - Reason: Write Error
W 19:55:07 Retrying (23)...
W 19:55:07 Retry Failed - Reason: Write Error
W 19:55:08 Retrying (24)...
W 19:55:08 Retry Failed - Reason: Write Error
W 19:55:09 Retrying (25)...
W 19:55:09 Retry Failed - Reason: Write Error
W 19:55:10 Retrying (26)...
W 19:55:10 Retry Failed - Reason: Write Error
W 19:55:11 Retrying (27)...
W 19:55:11 Retry Failed - Reason: Write Error
W 19:55:12 Retrying (28)...
W 19:55:12 Retry Failed - Reason: Write Error
W 19:55:12 Retrying (29)...
W 19:55:12 Retry Failed - Reason: Write Error
W 19:55:13 Retrying (30)...
W 19:55:13 Retry Failed - Reason: Write Error
W 19:55:14 Retrying (31)...
W 19:55:14 Retry Failed - Reason: Write Error
W 19:55:14 Retrying (32)...
W 19:55:14 Retry Failed - Reason: Write Error
W 19:55:15 Retrying (33)...
W 19:55:15 Retry Failed - Reason: Write Error
W 19:55:15 Retrying (34)...
W 19:55:15 Retry Failed - Reason: Write Error
W 19:55:16 Retrying (35)...
W 19:55:16 Retry Failed - Reason: Write Error
W 19:55:24 Retrying (36)...
W 19:55:24 Retry Failed - Reason: Write Error
W 19:55:26 Retrying (37)...
W 19:55:26 Retry Failed - Reason: Write Error
W 19:55:39 Retrying (38)...
W 19:55:39 Retry Failed - Reason: Write Error
E 19:55:45 Failed to Write Sectors 292512 - 292543 - Reason: No Seek Complete
I 19:55:46 Synchronising Cache...
I 19:56:26 Closing Track...
W 19:56:26 Close Track Failed! - Reason: Write Error
W 19:56:26 Retrying (1 of 3)...
W 19:56:26 Retry Failed - Reason: Write Error
W 19:56:26 Retrying (2 of 3)...
W 19:56:26 Retry Failed - Reason: Write Error
W 19:56:26 Retrying (3 of 3)...
W 19:56:26 Retry Failed - Reason: Write Error
W 19:56:30 Retrying (4)...
W 19:56:30 Retry Failed - Reason: Write Error
E 19:56:31 Close Track Failed! - Reason: Write Error
I 19:56:31 Finalising Disc...
W 19:56:31 Finalise Disc Failed! - Reason: Session Fixation Error - Incomplete Track in Session
W 19:56:31 Retrying (1 of 3)...
W 19:56:31 Retry Failed - Reason: Session Fixation Error - Incomplete Track in Session
W 19:56:31 Retrying (2 of 3)...
W 19:56:31 Retry Failed - Reason: Session Fixation Error - Incomplete Track in Session
W 19:56:31 Retrying (3 of 3)...
W 19:56:31 Retry Failed - Reason: Session Fixation Error - Incomplete Track in Session
E 19:56:33 Finalise Disc Failed! - Reason: Session Fixation Error - Incomplete Track in Session
E 19:56:33 Failed to Write Image!
I 19:56:33 Exporting Graph Data...
I 19:56:33 Graph Data File: C:\Documents and Settings\PC\Application Data\ImgBurn\Graph Data Files\SONY_DVD_RW_AW-G170A_1.73_SUNDAY-APRIL-06-2008_7-47_PM_CMC_MAG-D01-00_2.4x.ibg
I 19:56:33 Export Successfully Completed!
E 19:56:33 Operation Failed! - Duration: 00:09:20
I 19:56:33 Average Write Rate: 1,213 KB/s (0.9x) - Maximum Write Rate: 3,465 KB/s (2.5x)- Show quoted text -