Gettan an illegal disc eroor while trying to burn any DVDs, CDs however work fine. I've tried 3 different types of DVDs but I get the same result. Windows XP 5.1 IA32 WinAspi: - NT-SPTI used Nero Version: 7.10.1.0 Internal Version: 7, 10, 1, 0 (Nero Express) Recorder: <_NEC DVD_RW ND-3500AG> Version: 2.1A - HA 1 TA 0 - 7.10.1.0 Adapter driver: <IDE> HA 1 Drive buffer : 2048kB Bus Type : default (0) -> ATAPI, detected: ? CD-ROM: <_NEC DVD_RW ND-3500AG>Version: 2.1A - HA 1 TA 0 - 7.10.1.0 Adapter driver: <IDE> HA 1 === Scsi-Device-Map === CdRomPeripheral : _NEC DVD_RW ND-3500AG atapi Port 0 ID 0 DMA: On DiskPeripheral : Maxtor 6Y080L0 atapi Port 1 ID 0 DMA: On CdRomPeripheral : MagicISOVirtual DVD-ROM 1.0A mcdbus Port 2 ID 0 DMA: Off === CDRom-Device-Map === _NEC DVD_RW ND-3500AG D: CdRom0 ======================= AutoRun : 1 Excluded drive IDs: WriteBufferSize: 83886080 (0) Byte BUFE : 0 Physical memory : 2047MB (2096624kB) Free physical memory: 1009MB (1033984kB) Memory in use : 50 % Uncached PFiles: 0x0 Use Inquiry : 1 Global Bus Type: default (0) Check supported media : Disabled (0) 22.9.2009 Burn DVD Image 16:59:59 #1 Text 0 File SCSIPTICommands.cpp, Line 424 LockMCN - completed sucessfully for IOCTL_STORAGE_MCN_CONTROL 17:00:00 #2 Text 0 File Burncd.cpp, Line 3508 Turn on Disc-At-Once, using DVD media 17:00:00 #3 Text 0 File DlgWaitCD.cpp, Line 307 Last possible write address on media: 2298495 (510:46.45, 4489MB) Last address to be written: 2294911 (509:58.61, 4482MB) 17:00:00 #4 Text 0 File DlgWaitCD.cpp, Line 319 Write in overburning mode: NO (enabled: CD) 17:00:00 #5 Text 0 File DlgWaitCD.cpp, Line 2972 Recorder: _NEC DVD_RW ND-3500AG, Media type: DVD-R Disc Manufacturer: UME02 - Disc Application Code: 64, Disc Physical Code: 193 17:00:00 #6 Text 0 File DlgWaitCD.cpp, Line 493 >>> Protocol of DlgWaitCD activities: <<< ========================================= 17:00:00 #7 Text 0 File ThreadedTransferInterface.cpp, Line 793 Setup items (after recorder preparation) 0: TRM_DATA_MODE1 (2 - CD-ROM Mode 1) 2 indices, index0 (150) not provided original disc pos #0 + 2294912 (2294912) = #2294912/509:58.62 not relocatable, disc pos for caching/writing not required/not required -> TRM_DATA_MODE1, 2048, config 0, wanted index0 0 blocks, length 2294912 blocks [D: _NEC DVD_RW ND-3500AG] -------------------------------------------------------------- 17:00:00 #8 Text 0 File ThreadedTransferInterface.cpp, Line 995 Prepare [D: _NEC DVD_RW ND-3500AG] for write in CUE-sheet-DAO DAO infos: ========== MCN: "" TOCType: 0x00; Session Closed, disc fixated Tracks 1 to 1: Idx 0 Idx 1 Next Trk 1: TRM_DATA_MODE1, 2048/0x00, FilePos 0 0 4699979776, ISRC "" DAO layout: =========== ___Start_|____Track_|_Idx_|_CtrlAdr_|_____Size_|______NWA_|_RecDep__________ 0 | lead-in | 0 | 0x41 | 0 | 0 | 0x00 0 | 1 | 0 | 0x41 | 0 | 0 | 0x00 0 | 1 | 1 | 0x41 | 2294912 | 2294912 | 0x00 2294912 | lead-out | 1 | 0x41 | 0 | 0 | 0x00 17:00:00 #9 Text 0 File SCSIPTICommands.cpp, Line 215 SPTILockVolume - completed successfully for FSCTL_LOCK_VOLUME 17:00:00 #10 Text 0 File Burncd.cpp, Line 4294 Caching options: cache CDRom or Network-Yes, small files-Yes (<64KB) 17:00:00 #11 Phase 24 File dlgbrnst.cpp, Line 1762 Caching of files started 17:00:00 #12 Text 0 File Burncd.cpp, Line 4413 Cache writing successful. 17:00:00 #13 Phase 25 File dlgbrnst.cpp, Line 1762 Caching of files completed 17:00:00 #14 Phase 36 File dlgbrnst.cpp, Line 1762 Burn process started at 8x (11,080 KB/s) 17:00:00 #15 Text 0 File ThreadedTransferInterface.cpp, Line 2721 Verifying disc position of item 0 (not relocatable, no disc pos, no patch infos, orig at #0): write at #0 17:00:00 #16 Text 0 File DVDR.cpp, Line 3225 Recording mode: Sequential Recording Mode 17:00:00 #17 Text 0 File DVDR.cpp, Line 3381 Start write address at LBA 0 DVD high compatibility mode: Yes 17:00:00 #18 Text 0 File Cdrdrv.cpp, Line 9872 ---- Disc Structure: Physical Format Information (00h) ---- Media Type: 0, Layer: 0, Address: 0 (0 h), AGID: 0; Length: 2050 Book Type: DVD-R (2), Part Version: 2.0x (5), Extended Part Version: 2.1 (33) Disc Size: 120 mm, Maximum Rate: <not specified> (F h) Number of Layers: 1, Track Path: Parallel Track Path (PTP), Layer Type: recordable Linear Density: 0,267 um/bit, Track Density: 0,74 um/track Starting Physical Sector Number of Data Area: 30000 h (DVD-ROM, DVD-R/-RW, DVD+R/+RW) End Sector Number in Layer 0: 0 h (LBN: FFFD0000 h, 4193920 MB) Data in Burst Cutting Area (BCA) does not exist Revision number of maximum recording speed: 6.0 Revision number of minimum recording speed: - Revision number table of recording speed: 1.0 2.0 3.0 4.0 5.0 - - Class: 0 Start sector number of the current Border-Out: 2FE10 h Start sector number of the next Border-In: 2FFA0 h Media Specific [16..63]: 00 60 00 10 20 30 40 50 - 00 00 00 21 00 00 00 00 .`...0@P...!.... 00 02 FE 10 00 02 FF A0 - 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 - 00 00 00 00 00 00 00 00 ................ 17:00:00 #19 SPTI -1046 File SCSIPassThrough.cpp, Line 179 CdRom0: SCSIStatus(x02) WinError(0) NeroError(-1046) Sense Key: 0x05 (KEY_ILLEGAL_REQUEST) Sense Code: 0x30 Sense Qual: 0x05 CDB Data: 0x53 00 00 00 00 00 23 04 80 00 00 00 Sense Area: 0x70 00 05 00 00 00 00 0A 00 00 00 00 30 05 17:00:00 #20 CDR -1046 File ThreadedTransferInterface.cpp, Line 1752 Illegal disc D: _NEC DVD_RW ND-3500AG 17:00:00 #21 TRANSFER -27 File ThreadedTransferInterface.cpp, Line 1752 Could not perform start of Disc-at-once 17:00:00 #22 Text 0 File ThreadedTransfer.cpp, Line 269 Pipe memory size 83836800 17:00:00 #23 Phase 38 File dlgbrnst.cpp, Line 1762 Burn process failed at 8x (11,080 KB/s) 17:00:00 #24 Text 0 File SCSIPTICommands.cpp, Line 261 SPTIDismountVolume - completed successfully for FSCTL_DISMOUNT_VOLUME 17:00:03 #25 Text 0 File Cdrdrv.cpp, Line 11185 DriveLocker: UnLockVolume completed 17:00:03 #26 Text 0 File SCSIPTICommands.cpp, Line 424 UnLockMCN - completed sucessfully for IOCTL_STORAGE_MCN_CONTROL Existing drivers: Registry Keys: HKLM\Software\Microsoft\Windows NT\CurrentVersion\WinLogon\AllocateCDROMs : 0 (Security Option) Thanks for any help.