this is the log for DVD+R:
I 22:41:20 ImgBurn Version 2.5.1.0 started!
I 22:41:20 Microsoft Windows XP Professional (5.1, Build 2600 : Service Pack 3)
I 22:41:20 Total Physical Memory: 1,046,512 KB - Available: 479,212 KB
W 22:41:20 Duplex Secure's SPTD driver can have a detrimental effect on drive performance.
I 22:41:20 Initialising SPTI...
I 22:41:20 Searching for SCSI / ATAPI devices...
I 22:41:20 -> Drive 1 - Info: HL-DT-ST DVD+RW GCA-4040N C108 (D:) (ATA)
I 22:41:20 -> Drive 2 - Info: VGX NWXM385ER09 1.03 (E:) (SCSI)
I 22:41:20 Found 1 DVD+RW and 1 BD-ROM/HD DVD-ROM!
E 22:41:29 Failed to check for ImgBurn update!
I 22:41:36 Operation Started!
I 22:41:36 Source File: C:\Documents and Settings\QUINN\My Documents\Downloads\Tatsunoko Vs Capcom- Ultimate All-Stars [sTKE08]\Tatsunoko Vs Capcom- Ultimate All-Stars.iso
I 22:41:36 Source File Sectors: 2,294,912 (MODE1/2048)
I 22:41:36 Source File Size: 4,699,979,776 bytes
I 22:41:36 Source File Volume Identifier: TATSUNOKO VS. CAPCOM ULTIMATE ALL-STARS
I 22:41:36 Source File File System(s): Special
I 22:41:36 Destination Device: [1:0:0] HL-DT-ST DVD+RW GCA-4040N C108 (D:) (ATA)
I 22:41:36 Destination Media Type: DVD+R (Disc ID: CMC MAG-M01-00) (Speeds: 2.4x, 4x)
I 22:41:36 Destination Media Sectors: 2,295,104
I 22:41:36 Write Mode: DVD
I 22:41:36 Write Type: DAO
I 22:41:36 Write Speed: 16x
I 22:41:36 DVD+R Reserve Track: No
I 22:41:36 Link Size: Auto
I 22:41:36 Lock Volume: Yes
I 22:41:36 Test Mode: No
I 22:41:36 OPC: No
I 22:41:36 BURN-Proof: Enabled
W 22:41:36 Write Speed Miscompare! - Wanted: 22,160 KB/s (16x), Got: 5,540 KB/s (4x)
I 22:41:36 Book Type Setting: DVD-ROM
I 22:41:37 Filling Buffer... (40 MB)
I 22:41:37 Writing LeadIn...
W 22:41:47 Failed to Write Sectors 0 - 31 - Reason: Unknown (Write Error) (ASC: 0x0C, ASCQ: 0x80)
W 22:41:47 Retrying (1 of 20)...
W 22:41:53 Retry Failed - Reason: Unknown (Write Error) (ASC: 0x0C, ASCQ: 0x80)
W 22:41:53 Retrying (2 of 20)...
W 22:41:59 Retry Failed - Reason: Unknown (Write Error) (ASC: 0x0C, ASCQ: 0x80)
W 22:41:59 Retrying (3 of 20)...
W 22:42:05 Retry Failed - Reason: Unknown (Write Error) (ASC: 0x0C, ASCQ: 0x80)
W 22:42:05 Retrying (4 of 20)...
W 22:42:11 Retry Failed - Reason: Unknown (Write Error) (ASC: 0x0C, ASCQ: 0x80)
W 22:42:11 Retrying (5 of 20)...
W 22:42:17 Retry Failed - Reason: Unknown (Write Error) (ASC: 0x0C, ASCQ: 0x80)
W 22:42:17 Retrying (6 of 20)...
W 22:42:23 Retry Failed - Reason: Unknown (Write Error) (ASC: 0x0C, ASCQ: 0x80)
W 22:42:23 Retrying (7 of 20)...
W 22:42:29 Retry Failed - Reason: Unknown (Write Error) (ASC: 0x0C, ASCQ: 0x80)
W 22:42:29 Retrying (8 of 20)...
W 22:42:35 Retry Failed - Reason: Unknown (Write Error) (ASC: 0x0C, ASCQ: 0x80)
W 22:42:35 Retrying (9 of 20)...
W 22:42:42 Retry Failed - Reason: Unknown (Write Error) (ASC: 0x0C, ASCQ: 0x80)
W 22:42:42 Retrying (10 of 20)...
W 22:42:48 Retry Failed - Reason: Unknown (Write Error) (ASC: 0x0C, ASCQ: 0x80)
W 22:42:48 Retrying (11 of 20)...
W 22:42:55 Retry Failed - Reason: Unknown (Write Error) (ASC: 0x0C, ASCQ: 0x80)
W 22:42:55 Retrying (12 of 20)...
W 22:43:01 Retry Failed - Reason: Unknown (Write Error) (ASC: 0x0C, ASCQ: 0x80)
W 22:43:01 Retrying (13 of 20)...
W 22:43:07 Retry Failed - Reason: Unknown (Write Error) (ASC: 0x0C, ASCQ: 0x80)
W 22:43:07 Retrying (14 of 20)...
W 22:43:13 Retry Failed - Reason: Unknown (Write Error) (ASC: 0x0C, ASCQ: 0x80)
W 22:43:13 Retrying (15 of 20)...
W 22:43:19 Retry Failed - Reason: Unknown (Write Error) (ASC: 0x0C, ASCQ: 0x80)
W 22:43:19 Retrying (16 of 20)...
W 22:43:25 Retry Failed - Reason: Unknown (Write Error) (ASC: 0x0C, ASCQ: 0x80)
W 22:43:25 Retrying (17 of 20)...
W 22:43:31 Retry Failed - Reason: Unknown (Write Error) (ASC: 0x0C, ASCQ: 0x80)
W 22:43:31 Retrying (18 of 20)...
W 22:43:37 Retry Failed - Reason: Unknown (Write Error) (ASC: 0x0C, ASCQ: 0x80)
W 22:43:37 Retrying (19 of 20)...
W 22:43:43 Retry Failed - Reason: Unknown (Write Error) (ASC: 0x0C, ASCQ: 0x80)
W 22:43:43 Retrying (20 of 20)...
W 22:43:50 Retry Failed - Reason: Unknown (Write Error) (ASC: 0x0C, ASCQ: 0x80)
E 22:43:52 Failed to Write Sectors 0 - 31 - Reason: Unknown (Write Error) (ASC: 0x0C, ASCQ: 0x80)
I 22:43:52 Synchronising Cache...
W 22:44:00 User opted to skip the 'Close Track/Session/Disc' functions.
E 22:44:00 Failed to Write Image!
E 22:44:00 Operation Failed! - Duration: 00:02:23
I 22:44:00 Average Write Rate: N/A - Maximum Write Rate: N/A
this is for DVD-RW:
I 22:45:37 ImgBurn Version 2.5.1.0 started!
I 22:45:37 Microsoft Windows XP Professional (5.1, Build 2600 : Service Pack 3)
I 22:45:37 Total Physical Memory: 1,046,512 KB - Available: 481,304 KB
W 22:45:37 Duplex Secure's SPTD driver can have a detrimental effect on drive performance.
I 22:45:37 Initialising SPTI...
I 22:45:37 Searching for SCSI / ATAPI devices...
I 22:45:37 -> Drive 1 - Info: HL-DT-ST DVD+RW GCA-4040N C108 (D:) (ATA)
I 22:45:37 -> Drive 2 - Info: VGX NWXM385ER09 1.03 (E:) (SCSI)
I 22:45:37 Found 1 DVD+RW and 1 BD-ROM/HD DVD-ROM!
E 22:45:46 Failed to check for ImgBurn update!
actually, that's how it is for DVD-R, too. i can't even click the 'write' icon because its grayed out. and on the bottom bar it says "device not ready (medium not present - tray closed)"