Bad Burn! Help

I HAVE A SONY DRU-720A AND BURNED THIS ON A TY MEDIA. USING DVDSHRINK CAN YOU TELL ME WHAT HAPPENED?

 Windows XP 5.1 
IA32
WinAspi: -
ahead WinASPI: File 'C:\Program Files\Nero\Nero 7\Core\Wnaspi32.dll': Ver=2.0.1.74, size=164112 bytes, created 11/2/2004 1:54:32 PM 
 
NT-SPTI used
Nero API version: 7.2.3.2
Using interface version: 6.3.1.4
Installed in: C:\Program Files\Nero\Nero 7\Core\
Application: ahead\Nero - Burning Rom
Internal Version: 7, 2, 3, 2
 
Recorder: <SONY DVD RW DRU-720A> Version: JY08 - HA 1 TA 0 - 7.2.3.2
Adapter driver: <IDE> HA 1
Drive buffer : 2048kB
Bus Type : default (0) -> ATAPI, detected: ?
 
=== Scsi-Device-Map ===
DiskPeripheral : SAMSUNG SV8004H atapi Port 0 ID 0 DMA: On 
DiskPeripheral : Maxtor 6Y160P0 atapi Port 0 ID 1 DMA: On 
CdRomPeripheral : SONY DVD RW DRU-720A atapi Port 1 ID 0 DMA: On 
CdRomPeripheral : IOMEGA DVDRW4224INQ-D atapi Port 1 ID 1 DMA: On 
CdRomPeripheral : HI7215S FIF550E 1.0 dtscsi Port 2 ID 0 DMA: Off
CdRomPeripheral : AXV CD/DVD-ROM 2.2a axsaki Port 3 ID 0 DMA: Off
CdRomPeripheral : AXV CD/DVD-ROM 2.2a axsaki Port 3 ID 1 DMA: Off
CdRomPeripheral : AXV CD/DVD-ROM 2.2a axsaki Port 3 ID 2 DMA: Off
 
=== CDRom-Device-Map ===
SONY DVD RW DRU-720A G: CDRom0
IOMEGA DVDRW4224INQ-D H: CDRom1
AXV CD/DVD-ROM I: CDRom3
AXV CD/DVD-ROM J: CDRom4
AXV CD/DVD-ROM K: CDRom5
HI7215S FIF550E M: CDRom2
=======================
 
AutoRun : 1
Excluded drive IDs: 
WriteBufferSize: 83886080 (0) Byte
BUFE : 0
Physical memory : 1535MB (1572384kB)
Free physical memory: 589MB (603716kB)
Memory in use : 61 %
Uncached PFiles: 0x0
Use Inquiry : 1
Global Bus Type: default (0)
Check supported media : Disabled (0) 
 
13.9.2006
NeroAPI
8:44:50 PM	#1 Phase 112 File APIProgress.cpp, Line 278
	DVD-Video files reallocation started
 
8:44:50 PM	#2 Phase 114 File APIProgress.cpp, Line 278
	DVD-Video files reallocation completed (no file modified)
 
8:44:50 PM	#3 Phase 111 File APIProgress.cpp, Line 278
	DVD-Video files sorted
 
8:44:51 PM	#4 Text 0 File ThreadedTransfer.cpp, Line 531
	ReadBuffer-Pipe got 262144KB of Memory
 
8:44:51 PM	#5 Text 0 File Reader.cpp, Line 124
	Reader running
 
8:44:51 PM	#6 Text 0 File Writer.cpp, Line 113
	Writer G: SONY DVD RW DRU-720A running
 
8:44:51 PM	#7 Text 0 File AudioCompilationImpl.cpp, Line 842
	DRM: StartDrmRecording(RealRec:1, ImageRec:0, Copies:1)
	DRM: Beginning burn process.
 
8:44:51 PM	#8 ISO9660GEN -11 File Geniso.cpp, Line 3312
	First writeable address = 0 (0x00000000)
 
8:44:51 PM	#9 ISO9660GEN -11 File Geniso.cpp, Line 3312
	First writeable address = 0 (0x00000000)
 
8:44:51 PM	#10 Text 0 File Burncd.cpp, Line 3400
	Turn on Disc-At-Once, using DVD media
 
8:44:51 PM	#11 Text 0 File DlgWaitCD.cpp, Line 289
	Last possible write address on media: 2298495 (510:46.45, 4489MB)
	Last address to be written: 2117935 (470:39.10, 4136MB)
 
8:44:51 PM	#12 Text 0 File DlgWaitCD.cpp, Line 301
	Write in overburning mode: NO
 
8:44:51 PM	#13 Text 0 File DlgWaitCD.cpp, Line 2715
	Recorder: SONY DVD RW DRU-720A, Media type: DVD-R
	 Disc Manufacturer: TYG02 - 
	 Disc Application Code: 64, Disc Physical Code: 193
 
8:44:51 PM	#14 Text 0 File DlgWaitCD.cpp, Line 473
	>>> Protocol of DlgWaitCD activities: <<<
	=========================================
 
8:44:51 PM	#15 Text 0 File ThreadedTransferInterface.cpp, Line 847
	Setup items (after recorder preparation)
	 0: TRM_DATA_MODE1 ()
	 2 indices, index0 (150) not provided
	 original disc pos #0 + 2117936 (2117936) = #2117936/470:39.11
	 relocatable, disc pos for caching/writing not required/ required, no patch infos
	 -> TRM_DATA_MODE1, 2048, config 0, wanted index0 0 blocks, length 2117936 blocks [G: SONY DVD RW DRU-720A]
	--------------------------------------------------------------
 
8:44:51 PM	#16 Text 0 File ThreadedTransferInterface.cpp, Line 1059
	Prepare recorder [G: SONY DVD RW DRU-720A] 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 4337532928, ISRC ""
	DAO layout:
	===========
	 __Start_|____Track_|_Idx_|_CtrlAdr_|_RecDep__________
	 0 | lead-in | 0 | 0x41 | 0x00
	 0 | 1 | 0 | 0x41 | 0x00
	 0 | 1 | 1 | 0x41 | 0x00
	 2117936 | lead-out | 1 | 0x41 | 0x00
 
8:44:51 PM	#17 Text 0 File SCSIPassThrough.cpp, Line 39
	SPTILockVolume - completed successfully for FCTL_LOCK_VOLUME
 
8:44:51 PM	#18 Text 0 File SCSIPassThrough.cpp, Line 84
	SPTIDismountVolume - completed successfully for FSCTL_DISMOUNT_VOLUME
 
8:44:51 PM	#19 Phase 24 File APIProgress.cpp, Line 278
	Caching of files started
 
8:44:51 PM	#20 Text 0 File Burncd.cpp, Line 4231
	Cache writing successful.
 
8:44:51 PM	#21 Phase 25 File APIProgress.cpp, Line 278
	Caching of files completed
 
8:44:51 PM	#22 Phase 36 File APIProgress.cpp, Line 278
	Burn process started at 8x (11,080 KB/s)
 
8:44:51 PM	#23 Text 0 File ThreadedTransferInterface.cpp, Line 2707
	Verifying disc position of item 0 (relocatable, disc pos, no patch infos, orig at #0): write at #0
 
8:44:51 PM	#24 Text 0 File DVDR.cpp, Line 2869
	Recording mode: Sequential Recording Mode
 
8:44:51 PM	#25 Text 0 File DVDR.cpp, Line 3025
	Start write address at LBA 0
	DVD high compatibility mode: Yes
 
8:44:51 PM	#26 Text 0 File Cdrdrv.cpp, Line 8995
	---- 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: <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: 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: 0 h
	 Start sector number of the next Border-In: 0 h
	 Media Specific [16..63]:
	 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 ................
	 00 00 00 00 00 00 00 00 - 00 00 00 00 00 00 00 00 ................
 
8:45:43 PM	#27 Text 0 File Cdrdrv.cpp, Line 1224
	20:45:43.984 - G: SONY DVD RW DRU-720A : Queue again later
 
8:48:11 PM	#28 SPTI -1046 File SCSIPassThrough.cpp, Line 291
	G: CdRom0: SCSIStatus(x02) WinError(0) NeroError(-1046)
	Sense Key: 0x02 (KEY_NOT_READY)
	Sense Code: 0x30
	Sense Qual: 0x05
	CDB Data: 0x2A 00 00 00 0A E0 00 00 20 00 00 00 
	Sense Area: 0x70 00 02 00 00 00 00 0A 00 00 00 00 30 05 
	Buffer x04360000: Len x10000
	0x00 00 01 BA 44 00 6C 46 F4 D5 01 89 C3 F8 00 00 
	0x01 E0 07 EC 81 00 00 C1 67 2F BE 6E CA 50 53 C7 
	0xB8 FE CB FD C4 AC 09 6F 8F 0F 33 AA BB 07 10 38 
 
8:48:11 PM	#29 CDR -1046 File Writer.cpp, Line 302
	Illegal disc
	G: SONY DVD RW DRU-720A
 
8:48:11 PM	#30 Text 0 File ThreadedTransfer.cpp, Line 228
	all writers idle, stopping conversion
 
8:48:11 PM	#31 Text 0 File ThreadedTransfer.cpp, Line 222
	conversion idle, stopping reader
 
8:48:11 PM	#32 Text 0 File DVDR.cpp, Line 3265
	EndDAO: Last written address was 2783
 
8:48:11 PM	#33 Phase 38 File APIProgress.cpp, Line 278
	Burn process failed at 8x (11,080 KB/s)
 
8:48:11 PM	#34 Text 0 File AudioCompilationImpl.cpp, Line 867
	DRM: DRM burn session terminated.
 
8:48:11 PM	#35 Text 0 File AudioCompilationImpl.cpp, Line 896
	DRM: Closing entire DRM handling. Bye.
 
 
Existing drivers:
File 'Drivers\PXHELP20.SYS': Ver=2.03.27a, size=20576 bytes, created 1/26/2005 3:03:00 AM (Prassi/Veritas driver for win 2K)
 
Registry Keys:
HKLM\Software\Microsoft\Windows NT\CurrentVersion\WinLogon\AllocateCDROMs : 0 (Security Option)