Please help I don't know what the problem is. Here is the burn log:
I 17:31:30 ImgBurn Version 2.4.2.0 started!
I 17:31:30 Microsoft Windows XP Home Edition (5.1, Build 2600 : Service Pack 3)
I 17:31:30 Total Physical Memory: 490,992 KB - Available: 112,836 KB
I 17:31:31 Initialising SPTI...
I 17:31:31 Searching for SCSI / ATAPI devices...
I 17:31:31 Found 1 CD-RW and 1 DVD±RW!
I 17:31:31 Operation Started!
I 17:31:31 Source File: C:\Documents and Settings\Ursula\My Documents\My Downloads\dvd.iso
I 17:31:31 Source File Sectors: 2,197,280 (MODE1/2048)
I 17:31:31 Source File Size: 4,500,029,440 bytes
I 17:31:31 Source File Volume Identifier: DVD Video
I 17:31:31 Source File Volume Set Identifier: 3A3989EA00218712
I 17:31:31 Source File Application Identifier: IMGBURN V2.4.2.0 - THE ULTIMATE IMAGE BURNER!
I 17:31:32 Source File Implementation Identifier: ImgBurn I 17:31:32 Source File File System(s): ISO9660, UDF (1.02)
I 17:31:32 Destination Device: [1:0:0] OPTORITE DVD RW DD0405 160E (E:) (ATA)
I 17:31:32 Destination Media Type: DVD+R (Disc ID: MCC-003-00) (Speeds: 2.4x, 4x, 8x)
I 17:31:32 Destination Media Sectors: 2,295,104
I 17:31:32 Write Mode: DVD
I 17:31:32 Write Type: DAO I 17:31:32 Write Speed: 2x
I 17:31:32 DVD+R Reserve Track: No
I 17:31:32 Link Size: Auto
I 17:31:32 Test Mode: No
I 17:31:32 OPC: No
I 17:31:32 BURN-Proof: Enabled
W 17:31:36 DeviceIoControl(FSCTL_LOCK_VOLUME) Failed! - Reason: Access is denied.
W 17:31:36 DeviceIoControl(FSCTL_DISMOUNT_VOLUME) Failed! - Reason: Access is denied.
I 17:31:37 Filling Buffer... (20 MB)
I 17:31:38 Writing LeadIn...
W 17:31:50 Failed to Write Sectors 32 - 63 - Reason: Head Select Fault
W 17:31:50 Retrying (1 of 20)...
W 17:31:50 Retry Failed - Reason: Invalid Field in CDB
W 17:31:50 Retrying (2 of 20)...
W 17:31:50 Retry Failed - Reason: Invalid Field in CDB
W 17:31:50 Retrying (3 of 20)...
W 17:31:50 Retry Failed - Reason: Invalid Field in CDB
W 17:31:50 Retrying (4 of 20)...
W 17:31:50 Retry Failed - Reason: Invalid Field in CDB
W 17:31:50 Retrying (5 of 20)...
W 17:31:50 Retry Failed - Reason: Invalid Field in CDB
W 17:31:50 Retrying (6 of 20)...
W 17:31:50 Retry Failed - Reason: Invalid Field in CDB
W 17:31:50 Retrying (7 of 20)...
W 17:31:50 Retry Failed - Reason: Invalid Field in CDB
W 17:31:50 Retrying (8 of 20)...
W 17:31:50 Retry Failed - Reason: Invalid Field in CDB
W 17:31:50 Retrying (9 of 20)...
W 17:31:50 Retry Failed - Reason: Invalid Field in CDB
W 17:31:50 Retrying (10 of 20)...
W 17:31:50 Retry Failed - Reason: Invalid Field in CDB
W 17:31:50 Retrying (11 of 20)...
W 17:31:50 Retry Failed - Reason: Invalid Field in CDB
W 17:31:50 Retrying (12 of 20)...
W 17:31:50 Retry Failed - Reason: Invalid Field in CDB
W 17:31:50 Retrying (13 of 20)...
W 17:31:50 Retry Failed - Reason: Invalid Field in CDB
W 17:31:50 Retrying (14 of 20)...
W 17:31:50 Retry Failed - Reason: Invalid Field in CDB
W 17:31:50 Retrying (15 of 20)...
W 17:31:50 Retry Failed - Reason: Invalid Field in CDB
W 17:31:50 Retrying (16 of 20)...
W 17:31:50 Retry Failed - Reason: Invalid Field in CDB
W 17:31:50 Retrying (17 of 20)...
W 17:31:50 Retry Failed - Reason: Invalid Field in CDB
W 17:31:50 Retrying (18 of 20)...
W 17:31:50 Retry Failed - Reason: Invalid Field in CDB
W 17:31:50 Retrying (19 of 20)...
W 17:31:50 Retry Failed - Reason: Invalid Field in CDB
W 17:31:50 Retrying (20 of 20)...
W 17:31:50 Retry Failed - Reason: Invalid Field in CDB
W 17:31:57 Retrying (21)...
W 17:31:57 Retry Failed - Reason: Invalid Field in CDB
W 17:31:58 Retrying (22)...
W 17:31:58 Retry Failed - Reason: Invalid Field in CDB
W 17:31:58 Retrying (23)...
W 17:31:58 Retry Failed - Reason: Invalid Field in CDB
W 17:31:59 Retrying (24)...
W 17:31:59 Retry Failed - Reason: Invalid Field in CDB
W 17:32:00 Retrying (25)...
W 17:32:00 Retry Failed - Reason: Invalid Field in CDB
E 17:32:04 Failed to Write Sectors 32 - 63 - Reason: Head Select Fault
I 17:32:04 Synchronising Cache...
I 17:32:10 Closing Track...
Quote:DeviceIoControl(FSCTL_LOCK_VOLUME) Failed! - Reason: Access is denied.
It generally means that some other program is accessing the burner.
Perhaps you have another burning program or a DVDauthoring program that hasn't closed properly.
Sometimes there might be another instance of Imgburn hanging.
Use the Task Manager to check or just reboot and try again.