"illegal disc" error. help.

There once was a time when I could burn with nero no problem. these days are no more. Now i get the "illegal disc" notification shortly after starting the burn. I likely need to update certain things but frankly I don't know where to begin. this is the error report.


Windows XP 5.1
IA32
WinAspi: File 'Wnaspi32.dll': Ver=4.60 (1021), size=45056 bytes, created 3/6/2005 10:50:50 PM
ahead WinASPI: File 'C:\Program Files\Ahead\nero\Wnaspi32.dll': Ver=2.0.1.59, size=160016 bytes, created 12/16/2003 9:18:06 PM
Nero version: 6.3.1.11 (Nero Express)
Recorder: <LITE-ON DVDRW SOHW-1633S>Version: BS0H - HA 1 TA 0 - 6.3.1.11
Adapter driver: <atapi> HA 1
Drive buffer : 2048kB
Bus Type : via Inquiry data (1) -> ATAPI, detected: ATAPI
Connected to MMC as unknown drive with class-nr : 11
Drive is autodetected - recorder class: DVD+R9 DL recorder
CD-ROM: <LITE-ON DVDRW SOHW-1633S>Version: BS0H - HA 1 TA 0 - 6.3.1.11
Adapter driver: <atapi> HA 1

=== Scsi-Device-Map ===
DiskPeripheral : ST380011A atapi Port 0 ID 0 DMA: On
DiskPeripheral : SAMSUNG SV1364D atapi Port 0 ID 1 DMA: On
CdRomPeripheral : LITE-ON DVDRW SOHW-1633S atapi Port 1 ID 0 DMA: On

=== CDRom-Device-Map ===
LITE-ON DVDRW SOHW-1633S D: CDRom0
=======================

AutoRun : 1
Excluded drive IDs:
CmdQueuing : 1
CmdNotification: 2
WriteBufferSize: 32505856 (0) Byte
ShowDrvBufStat : 0
EraseSpeed : 0
BUFE : 0
Physical memory : 191MB (196080kB)
Free physical memory: 30MB (31692kB)
Memory in use : 83 %
Uncached PFiles: 0x0
Use Static Write Speed Table: 0
Use Inquiry : 1
Global Bus Type: default (0)
Check supported media : Disabled (0)

7.6.2007
UDF/ISO compilation
4:31:46 PM #1 Phase 112 File dlgbrnst.cpp, Line 1836
DVD-Video files reallocation started

4:31:46 PM #2 Phase 114 File dlgbrnst.cpp, Line 1836
DVD-Video files reallocation completed (no file modified)

4:31:46 PM #3 Text 0 File Isodoc.cpp, Line 6065
Iso document burn settings
------------------------------------------
Determine maximum speed : FALSE
Simulate : FALSE
Write : TRUE
Finalize CD : TRUE
Multisession : FALSE
Burning mode : DAO
Mode : 1
ISO Level : 1 (Max. of 11 = 8 + 3 char)
Character set : ISO 9660
Joliet : TRUE
Allow pathdepth more than 8 directories : FALSE
Allow more than 255 characters in path : FALSE
Write ISO9660 ;1 file extensions : TRUE

4:31:46 PM #4 Phase 111 File dlgbrnst.cpp, Line 1836
DVD-Video files sorted

4:31:47 PM #5 Text 0 File Reader.cpp, Line 118
Reader running

4:31:47 PM #6 Text 0 File Writer.cpp, Line 124
Writer LITE-ON DVDRW SOHW-1633S running

4:31:47 PM #7 ISO9660GEN -11 File geniso.cpp, Line 3899
First writeable address = 0 (0x00000000)

4:31:47 PM #8 ISO9660GEN -11 File geniso.cpp, Line 3899
First writeable address = 0 (0x00000000)

4:31:48 PM #9 Text 0 File Burncd.cpp, Line 3196
Turn on Disc-at-once, using DVD media

4:31:48 PM #10 Text 0 File DlgWaitCD.cpp, Line 244
Last possible write address on media: 2297887 (510:38.37, 4488MB)
Last address to be written: 2286223 (508:02.73, 4465MB)

4:31:48 PM #11 Text 0 File DlgWaitCD.cpp, Line 249
Write in overburning mode: FALSE

4:31:48 PM #12 Text 0 File DlgWaitCD.cpp, Line 2107
Recorder: LITE-ON DVDRW SOHW-1633S, Media type: DVD-R
Disc Manufacturer: SONY16 - D1
Disc Application Code: 64, Disc Physical Code: 193

4:31:48 PM #13 Text 0 File DlgWaitCD.cpp, Line 410
>>> Protocol of DlgWaitCD activities: <<<
=========================================

4:31:48 PM #14 Text 0 File ThreadedTransferInterface.cpp, Line 813
Setup items (after recorder preparation)
0: TRM_DATA_MODE1 (CTransferItem)
2 indices, index0 (150) not provided
original disc pos #0 + 2286224 (2286224) = #2286224/508:2.74
relocatable, disc pos for caching/writing not required/required, no patch infos
-> TRM_DATA_MODE1, 2048, config 0, wanted index0 0 blocks, length 2286224 blocks [LITE-ON DVDRW SOHW-1633S]
--------------------------------------------------------------

4:31:48 PM #15 Text 0 File ThreadedTransferInterface.cpp, Line 982
Prepare recorder [LITE-ON DVDRW SOHW-1633S] for write in CUE-sheet-DAO
DAO infos:
==========
MCN: ""
TOCType: 0x00; Session Closed, disc fixated
Tracks 1 to 1:
1: TRM_DATA_MODE1, 2048/0x00, FilePos 0 0 4682186752, ISRC ""
DAO layout:
===========
__Start_|____Track_|_Idx_|_RecDep_|_CtrlAdr_
0 | lead-in | 0 | 0x00 | 0x41
0 | 1 | 0 | 0x00 | 0x41
0 | 1 | 1 | 0x00 | 0x41
2286224 | lead-out | 1 | 0x00 | 0x41

4:31:52 PM #16 Phase 24 File dlgbrnst.cpp, Line 1836
Caching of files started

4:31:53 PM #17 Text 0 File Burncd.cpp, Line 4206
Cache writing successful.

4:31:53 PM #18 Phase 25 File dlgbrnst.cpp, Line 1836
Caching of files completed

4:31:53 PM #19 Phase 36 File dlgbrnst.cpp, Line 1836
Burn process started at 4x (5,520 KB/s)

4:31:53 PM #20 Text 0 File ThreadedTransferInterface.cpp, Line 2345
Verifying disc position of item 0 (relocatable, disc pos, no patch infos, orig at #0): write at #0

4:31:53 PM #21 Text 0 File dlgbrnst.cpp, Line 1694
Set remaining time: 14:10,314 (850314ms) -> OK

4:31:53 PM #22 Text 0 File DVDR.cpp, Line 1664
Recording mode: Sequential Recording Mode

4:31:53 PM #23 Text 0 File Mmc.cpp, Line 20125
Set BUFE: supported -> ON , SMART-BURN : ON

4:31:53 PM #24 Text 0 File DVDR.cpp, Line 1805
Start write address at LBA 0
DVD high compatibility mode: Yes

4:31:53 PM #25 Text 0 File Cdrdrv.cpp, Line 8063
---- DVD Structure: Physical Format Information (00h) ----
Layer: 0, Address: 0 (0 h), AGID: 0; Length: 2050
Book Type: DVD-R (2), Part Version: 5
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 Physical Sector Number of Data Area: 0 h
End Sector Number in Layer 0: 0 h
Data in Burst Cutting Area (BCA) does not exist
Start sector number of the current Border-Out: 0 h
Start sector number of the next Border-In: 0 h
Media Specific [16..63]:
00 60 00 10 20 30 40 50 - 00 00 00 21 00 00 00 00 .`...0@P...!....
00 00 00 00 00 00 00 00 - 00 00 00 00 00 00 00 00 ................
00 00 00 00 00 00 00 00 - 00 00 00 00 00 00 00 00 ................

4:31:59 PM #26 SCSI -1046 File Cdrdrv.cpp, Line 1441
SCSI Exec, HA 1, TA 0, LUN 0, buffer 0x072C0000
Status: 0x04 (0x01, SCSI_ERR)
HA-Status 0x00 (0x00, OK)
TA-Status 0x02 (0x01, SCSI_TASTATUS_CHKCOND)
Sense Key: 0x02 (KEY_NOT_READY)
Sense Code: 0x30
Sense Qual: 0x05
CDB Data: 0x2A 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x20 0x00 0x00 0x00
Sense Data: 0x70 0x00 0x02 0x00 0x00 0x00 0x00 0x0A
0x00 0x00 0x00 0x00 0x30 0x05

4:31:59 PM #27 CDR -1046 File Writer.cpp, Line 304
Illegal disc

4:31:59 PM #28 Text 0 File ThreadedTransfer.cpp, Line 229
all writers idle, stopping conversion

4:31:59 PM #29 Text 0 File ThreadedTransfer.cpp, Line 223
conversion idle, stopping reader

4:31:59 PM #30 Text 0 File DVDR.cpp, Line 2015
EndDAO: Last written address was -1

4:31:59 PM #31 Text 0 File dlgbrnst.cpp, Line 1694
Set remaining time: 0:00,000 (0ms) -> OK

4:31:59 PM #32 Text 0 File dlgbrnst.cpp, Line 1694
Set remaining time: 0:00,000 (0ms) -> OK

4:31:59 PM #33 Phase 38 File dlgbrnst.cpp, Line 1836
Burn process failed at 4x (5,520 KB/s)


Existing drivers:
File 'Drivers\ASPI32.SYS': Ver=4.60 (1021), size=25244 bytes, created 3/6/2005 10:50:49 PM
File 'Drivers\atapi.sys': Ver=5.1.2600.2180 (xpsp_sp2_rtm.040803-2158), size=95360 bytes, created 8/4/2004 5:00:00 AM (Adapter driver for rec)

Registry Keys:
HKLM\Software\Microsoft\Windows NT\CurrentVersion\WinLogon\AllocateCDROMs : 0 (Security Option)

Any help/suggestions would be appreciated.