thanx for the help lightning!
I have tried to burn with the verify option right after you replied.
here is a copy of my log...
-----------------------------------
I 15:32:25 ImgBurn Version 2.3.2.0 started!
I 15:32:25 Microsoft Windows Vista Ultimate Edition (6.0, Build 6000)
I 15:32:25 Total Physical Memory: 3,404,632 KB - Available: 2,225,400 KB
I 15:32:25 Initialising SPTI...
I 15:32:25 Searching for SCSI / ATAPI devices...
I 15:32:25 Found 1 DVD±RW/RAM!
I 15:35:25 Operation Started!
I 15:35:25 Source File: C:\Users\avs\Desktop\wrx-conan\WRX-CONAN.dvd
I 15:35:25 Source File Sectors: 3,825,924 (MODE1/2048)
I 15:35:25 Source File Size: 7,835,492,352 bytes
I 15:35:25 Source File Volume Identifier: XGD2DVD_NTSC
I 15:35:25 Source File Implementation Identifier: Sonic Scenarist 3.1
I 15:35:25 Source File File System(s): ISO9660, UDF (1.02)
I 15:35:25 Destination Device: [0:0:0] SONY DVD RW DRU-830A SS25 (D:) (ATA)
I 15:35:25 Destination Media Type: DVD+R DL (Disc ID: RITEK-D01-01) (Speeds: 2.4x)
I 15:35:25 Destination Media Sectors: 4,173,824
I 15:35:25 Write Mode: DVD
I 15:35:25 Write Type: DAO
I 15:35:25 Write Speed: MAX
I 15:35:25 Link Size: Auto
I 15:35:25 Test Mode: No
I 15:35:25 BURN-Proof: Enabled
I 15:35:25 Optimal L0 Data Zone Capacity: 1,913,760
I 15:35:25 Optimal L0 Data Zone Method: Copied From Original Disc
I 15:36:53 Filling Buffer... (40 MB)
I 15:36:54 Writing LeadIn...
I 15:37:11 Writing Image... (LBA: 0 - 3825923)
I 15:37:11 Writing Layer 0... (LBA: 0 - 1913759)
I 15:56:25 Writing Layer 1... (LBA: 1913760 - 3825923)
I 16:15:41 Synchronising Cache...
I 16:15:44 Closing Track...
I 16:15:57 Finalising Disc...
I 16:17:16 Image MD5: dc4b878ca5022f9e161bcafcac3a199a
I 16:17:16 Operation Successfully Completed! - Duration: 00:41:50
I 16:17:16 Average Write Rate: 3,312 KB/s (2.4x) - Maximum Write Rate: 3,417 KB/s (2.5x)
I 16:17:16 Cycling Tray before Verify...
W 16:17:24 Waiting for device to become ready...
I 16:17:57 Device Ready!
I 16:17:58 Operation Started!
I 16:17:58 Source Device: [0:0:0] SONY DVD RW DRU-830A SS25 (D:) (ATA)
I 16:17:58 Source Media Type: DVD+R DL (Book Type: DVD-ROM) (Disc ID: RITEK-D01-01) (Speeds: 2.4x)
I 16:17:58 Image File: C:\Users\avs\Desktop\wrx-conan\WRX-CONAN.dvd
I 16:17:58 Image File Sectors: 3,825,924 (MODE1/2048)
I 16:17:58 Image File Size: 7,835,492,352 bytes
I 16:17:58 Image File Volume Identifier: XGD2DVD_NTSC
I 16:17:58 Image File Implementation Identifier: Sonic Scenarist 3.1
I 16:17:58 Image File File System(s): ISO9660, UDF (1.02)
I 16:17:58 Verifying Sectors... (LBA: 0 - 3825923)
I 16:17:58 Verifying Layer 0... (LBA: 0 - 1913759)
W 16:26:02 Failed to Read Sector 443708 - Timeout on Logical Unit
W 16:26:15 Miscompare at LBA: 443709, Offset: 0
W 16:26:15 Device: 0x12
W 16:26:15 Image File: 0x24
W 16:26:15 Total Errors in Sector: 2,039
I 16:26:15 Verifying Sectors...
E 16:26:30 Failed to Read Sector 443746 - Timeout on Logical Unit
E 16:26:30 Failed to Verify Sectors!
E 16:26:30 Operation Failed! - Duration: 00:08:32
I 16:26:30 Average Verify Rate: 1,733 KB/s (1.3x) - Maximum Verify Rate: 5,026 KB/s (3.6x)
hmmm.. 'failed to read sectors' , 'operation failed'?
any insight would be great!
thanx again