Problema de Nero, del Pc, O de la grabadora

Buenas, posteo esto, pq estoi apunto de pegarme un tiro .
Tengo un problema al grabar datos a dvd's, antes me iba todo de perlas, ahora con el nero, me da el error de escritura. Cambie el gravador de dvd, por otro que me dejaron y me sigue dando el mismo error....ya no se que hacer,,, y tengo el pc lleno de cosas para grabar!!!no me cabe ni un icono!!!xd ... os dejo a continuacion el registro del error por si os es de ayuda...

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Windows XP 5.1
IA32
WinAspi: -
ahead WinASPI: File 'H:\Nero 7\Core\Wnaspi32.dll': Ver=2.0.1.74, size=164112 bytes, created 02/11/2004 13:54:32

NT-SPTI used
Nero Version: 7.2.7.0
Internal Version: 7, 2, 7, 0

Recorder: Version: A104 - HA 1 TA 1 - 7.2.7.0
Adapter driver: HA 1
Drive buffer : 2048kB
Bus Type : default (0) -> ATAPI, detected: ?
CD-ROM: Version: 0L23 - HA 1 TA 0 - 7.2.7.0
Adapter driver: HA 1

=== Scsi-Device-Map ===
DiskPeripheral : ST3120022A atapi Port 0 ID 0 DMA: On
CdRomPeripheral : HL-DT-ST DVD-ROM GDR8163B atapi Port 0 ID 1 DMA: On
CdRomPeripheral : HL-DT-ST DVDRAM GSA-4163B atapi Port 1 ID 0 DMA: On
DiskPeripheral : ST38421A atapi Port 1 ID 1 DMA: On
CdRomPeripheral : AXV CD/DVD-ROM 2.2a a347scsi Port 2 ID 0 DMA: Off

=== CDRom-Device-Map ===
HL-DT-ST DVD-ROM GDR8163B E: CDRom0
HL-DT-ST DVDRAM GSA-4163B F: CDRom1
AXV CD/DVD-ROM G: CDRom2
=======================

AutoRun : 1
Excluded drive IDs:
WriteBufferSize: 83886080 (83886080) Byte
BUFE : 0
Physical memory : 510MB (523052kB)
Free physical memory: 120MB (123712kB)
Memory in use : 76 %
Uncached PFiles: 0x0
Use Inquiry : 1
Global Bus Type: default (0)
Check supported media : Disabled (0)

21.11.2006
Compilación ISO
23:22:58 #1 Text 0 File Isodoc.cpp, Line 6440
Iso document burn settings
------------------------------------------
Determine maximum speed : TRUE
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 : TRUE
Allow more than 255 characters in path : TRUE
Write ISO9660 ;1 file extensions : TRUE

23:22:58 #2 Text 0 File ThreadedTransfer.cpp, Line 540
ReadBuffer-Pipe got 81920KB of Memory

23:22:58 #3 Text 0 File Reader.cpp, Line 124
Reader running

23:22:58 #4 Text 0 File Writer.cpp, Line 113
Writer F: HL-DT-ST DVDRAM GSA-4163B running

23:22:58 #5 ISO9660GEN -11 File Geniso.cpp, Line 3312
First writeable address = 0 (0x00000000)

23:22:58 #6 Text 0 File Burncd.cpp, Line 3405
Turn on Disc-At-Once, using DVD media

23:22:58 #7 Text 0 File DlgWaitCD.cpp, Line 298
Last possible write address on media: 2298495 (510:46.45, 4489MB)
Last address to be written: 2190271 (486:43.46, 4277MB)

23:22:58 #8 Text 0 File DlgWaitCD.cpp, Line 310
Write in overburning mode: NO (enabled: CD)

23:22:58 #9 Text 0 File DlgWaitCD.cpp, Line 2842
Recorder: HL-DT-ST DVDRAM GSA-4163B, Media type: DVD-R
Disc Manufacturer: PRINCO -
Disc Application Code: 64, Disc Physical Code: 193

23:22:58 #10 Text 0 File DlgWaitCD.cpp, Line 482
>>> Protocol of DlgWaitCD activities: <<<
=========================================

23:22:58 #11 Text 0 File ThreadedTransferInterface.cpp, Line 848
Setup items (after recorder preparation)
0: TRM_DATA_MODE1 ()
2 indices, index0 (150) not provided
original disc pos #0 + 2190272 (2190272) = #2190272/486:43.47
relocatable, disc pos for caching/writing not required/ required, no patch infos
-> TRM_DATA_MODE1, 2048, config 0, wanted index0 0 blocks, length 2190272 blocks [F: HL-DT-ST DVDRAM GSA-4163B]
--------------------------------------------------------------

23:22:58 #12 Text 0 File ThreadedTransferInterface.cpp, Line 1063
Prepare recorder [F: HL-DT-ST DVDRAM GSA-4163B] 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 4485677056, ISRC ""
DAO layout:
===========
___Start_|____Track_|_Idx_|_CtrlAdr_|_____Size_|______NWA_|_RecDep__________
0 | lead-in | 0 | 0x41 | 0 | 0 | 0x00
0 | 1 | 0 | 0x41 | 2190272 | 0 | 0x00
0 | 1 | 1 | 0x41 | 2190272 | 0 | 0x00
2190272 | lead-out | 1 | 0x41 | 0 | 0 | 0x00

23:22:58 #13 Text 0 File SCSIPassThrough.cpp, Line 39
SPTILockVolume - completed successfully for FCTL_LOCK_VOLUME

23:22:58 #14 Phase 24 File dlgbrnst.cpp, Line 1730
Caching of files started

23:22:58 #15 Text 0 File Burncd.cpp, Line 4236
Cache writing successful.

23:22:58 #16 Phase 25 File dlgbrnst.cpp, Line 1730
Caching of files completed

23:22:58 #17 Phase 28 File dlgbrnst.cpp, Line 1730
Speed measurement started

23:22:59 #18 Text 0 File ThreadedTransferInterface.cpp, Line 2722
Verifying disc position of item 0 (relocatable, disc pos, no patch infos, orig at #0): write at #0

23:24:55 #19 Text 0 File WriterStatus.cpp, Line 116
start writing Lead-Out at LBA 2190272 (216BC0h), length 0 blocks

23:24:55 #20 Text 0 File ThreadedTransfer.cpp, Line 229
all writers idle, stopping conversion

23:24:55 #21 Phase 29 File dlgbrnst.cpp, Line 1679
Speed measurement completed: 28,6x (39.470 KB/s)

23:24:55 #22 Phase 36 File dlgbrnst.cpp, Line 1730
Burn process started at 4x (5.540 KB/s)

23:24:55 #23 Text 0 File ThreadedTransferInterface.cpp, Line 2722
Verifying disc position of item 0 (relocatable, disc pos, no patch infos, orig at #0): write at #0

23:24:55 #24 Text 0 File DVDR.cpp, Line 2965
Recording mode: Sequential Recording Mode

23:24:55 #25 Text 0 File DVDR.cpp, Line 3121
Start write address at LBA 0
DVD high compatibility mode: Yes

23:24:55 #26 Text 0 File Cdrdrv.cpp, Line 9096
---- DVD 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: 0.0 (0)
Disc Size: 120 mm, Maximum Rate: (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: 26127F h
End Sector Number in Layer 0: 0 h (LBN: FFFD0000 h, 4193920 MB)
Data in Burst Cutting Area (BCA) does not exist
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 00 00 00 00 00 00 00 - 00 00 00 00 00 00 00 00 ................
00 02 FE 10 00 02 FF A0 - 00 00 00 00 00 00 00 00 ..þ...ÿ.........
00 00 00 00 00 00 00 00 - 00 00 00 00 00 00 00 00 ................

23:25:13 #27 SPTI -1135 File SCSIPassThrough.cpp, Line 291
F: CdRom1: SCSIStatus(x02) WinError(0) NeroError(-1135)
Sense Key: 0x03 (KEY_MEDIUM_ERROR)
Sense Code: 0x0C
Sense Qual: 0x00
CDB Data: 0x2A 00 00 00 00 00 00 00 20 00 00 00
Sense Area: 0x70 00 03 00 00 00 00 10 32 4D 00 0C 0C
Buffer x046b0000: Len x10000
0x00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

23:25:13 #28 CDR -1135 File Writer.cpp, Line 302
Write error
F: HL-DT-ST DVDRAM GSA-4163B

23:25:13 #29 Text 0 File ThreadedTransfer.cpp, Line 229
all writers idle, stopping conversion

23:25:13 #30 Text 0 File ThreadedTransfer.cpp, Line 223
conversion idle, stopping reader

23:25:13 #31 Text 0 File DVDR.cpp, Line 3337
EndDAO: Last written address was -1

23:25:13 #32 CDR -1135 File WriterStatus.cpp, Line 167
Write error
F: HL-DT-ST DVDRAM GSA-4163B

23:25:13 #33 TRANSFER -24 File WriterStatus.cpp, Line 167
Could not perform end of Disc-at-once

23:25:13 #34 Phase 38 File dlgbrnst.cpp, Line 1730
Burn process failed at 4x (5.540 KB/s)


Existing drivers:
File 'Drivers\PXHELP20.SYS': Ver=2.03.32a, size=20640 bytes, created 27/07/2006 18:28:33 (Prassi/Veritas driver for win 2K)

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


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Espero vuestra repuesta y ayuda.
Gracias de antemano.
P.Ghost