Thank you guys! I really appreciate the replies. Yes, i do have Daemon Tools installed, but i had it even when i could burn dual layers, only that it was another version of it, i guess.
[B]Arachne[/B], I would surely appreciate if you told me what settings i should change!
Now here is the log, hope i’ll be posting it correctly… 
[B]NERO INFO TOOL LOG[/B]
Nero InfoTool 2.27
Drive Information
------------------
Drive : TOSHIBA DVD-ROM SD-R6112
Type : Combo Drive
Firmware Version : 1031
Buffer Size : 2 MB
Date : 09-19-03
Serial Number : 3YO9022660
Vendor Specific : 09/19/03
Drive Letter : F:\
Location : 1:0
Mechanism : Tray
Read Speed : 24 , 20 , 16 , 6 X
Write Speed : 16 , 12 , 8 , 4 X
Read CD Text : Yes
Return C2 Pointers : Yes
Read CD-R : Yes
Read CD-RW : Yes
Read DVD-ROM : Yes
Read DVD-RAM : Yes
Read DVD-R : Yes
Read DVD-RW : Yes
Read DVD+R : No
Read DVD+RW : No
Read DVD+R DL : No
Read Digital Audio : Yes
Read CD+G : Yes
Read VideoCD : Yes
Write CD-R : Yes
Write CD-RW : Yes
Write DVD-R : Yes
Write DVD-RW : Yes
Write DVD+R : No
Write DVD+RW : No
Write DVD+R DL : No
Write DVD-RAM : No
Buffer Underrun Protection : Yes
Mount Rainier : No
Modes : Packet, TAO, DAO, SAO, RAW SAO, RAW SAO 16, RAW SAO 96, RAW DAO 96
Region Protection Control : RPC II
Region : 1
Changes User : 3
Changes Vendor : 4
Disc Information (F:\)
-------------------
Type : - no disc inserted -
Drive Information
------------------
Drive : QK3594C KKL662S
Type : DVD-ROM Drive
Firmware Version : 1.01
Buffer Size : 512 KB
Date : ?
Serial Number
Vendor Specific :
Drive Letter : H:\
Location : 2:0
Mechanism : Tray
Read Speed : 32 , 8 X
Write Speed : n/a
Read CD Text : Yes
Return C2 Pointers : Yes
Read CD-R : Yes
Read CD-RW : Yes
Read DVD-ROM : Yes
Read DVD-RAM : No
Read DVD-R : Yes
Read DVD-RW : Yes
Read DVD+R : Yes
Read DVD+RW : Yes
Read DVD+R DL : Yes
Read Digital Audio : Yes
Read CD+G : Yes
Read VideoCD : Yes
Write CD-R : No
Write CD-RW : No
Write DVD-R : No
Write DVD-RW : No
Write DVD+R : No
Write DVD+RW : No
Write DVD+R DL : No
Write DVD-RAM : No
Buffer Underrun Protection : No
Mount Rainier : No
Modes : n/a
Region Protection Control : RPC II
Region : None
Changes User : 5
Changes Vendor : 4
Disc Information (H:\)
-------------------
Type : - no disc inserted -
Drive Information
------------------
Drive : QK3594C KKL662S
Type : DVD-ROM Drive
Firmware Version : 1.01
Buffer Size : 512 KB
Date : ?
Serial Number
Vendor Specific :
Drive Letter : I:\
Location : 2:1
Mechanism : Tray
Read Speed : 32 , 8 X
Write Speed : n/a
Read CD Text : Yes
Return C2 Pointers : Yes
Read CD-R : Yes
Read CD-RW : Yes
Read DVD-ROM : Yes
Read DVD-RAM : No
Read DVD-R : Yes
Read DVD-RW : Yes
Read DVD+R : Yes
Read DVD+RW : Yes
Read DVD+R DL : Yes
Read Digital Audio : Yes
Read CD+G : Yes
Read VideoCD : Yes
Write CD-R : No
Write CD-RW : No
Write DVD-R : No
Write DVD-RW : No
Write DVD+R : No
Write DVD+RW : No
Write DVD+R DL : No
Write DVD-RAM : No
Buffer Underrun Protection : No
Mount Rainier : No
Modes : n/a
Region Protection Control : RPC II
Region : None
Changes User : 5
Changes Vendor : 4
Disc Information (I:\)
-------------------
Type : - no disc inserted -
Drive Information
------------------
Drive : QK3594C KKL662S
Type : DVD-ROM Drive
Firmware Version : 1.01
Buffer Size : 512 KB
Date : ?
Serial Number
Vendor Specific :
Drive Letter : J:\
Location : 2:2
Mechanism : Tray
Read Speed : 32 , 8 X
Write Speed : n/a
Read CD Text : Yes
Return C2 Pointers : Yes
Read CD-R : Yes
Read CD-RW : Yes
Read DVD-ROM : Yes
Read DVD-RAM : No
Read DVD-R : Yes
Read DVD-RW : Yes
Read DVD+R : Yes
Read DVD+RW : Yes
Read DVD+R DL : Yes
Read Digital Audio : Yes
Read CD+G : Yes
Read VideoCD : Yes
Write CD-R : No
Write CD-RW : No
Write DVD-R : No
Write DVD-RW : No
Write DVD+R : No
Write DVD+RW : No
Write DVD+R DL : No
Write DVD-RAM : No
Buffer Underrun Protection : No
Mount Rainier : No
Modes : n/a
Region Protection Control : RPC II
Region : None
Changes User : 5
Changes Vendor : 4
Disc Information (J:\)
-------------------
Type : - no disc inserted -
Drive Information
------------------
Drive : QK3594C KKL662S
Type : DVD-ROM Drive
Firmware Version : 1.01
Buffer Size : 512 KB
Date : ?
Serial Number
Vendor Specific :
Drive Letter : K:\
Location : 2:3
Mechanism : Tray
Read Speed : 32 , 8 X
Write Speed : n/a
Read CD Text : Yes
Return C2 Pointers : Yes
Read CD-R : Yes
Read CD-RW : Yes
Read DVD-ROM : Yes
Read DVD-RAM : No
Read DVD-R : Yes
Read DVD-RW : Yes
Read DVD+R : Yes
Read DVD+RW : Yes
Read DVD+R DL : Yes
Read Digital Audio : Yes
Read CD+G : Yes
Read VideoCD : Yes
Write CD-R : No
Write CD-RW : No
Write DVD-R : No
Write DVD-RW : No
Write DVD+R : No
Write DVD+RW : No
Write DVD+R DL : No
Write DVD-RAM : No
Buffer Underrun Protection : No
Mount Rainier : No
Modes : n/a
Region Protection Control : RPC II
Region : None
Changes User : 5
Changes Vendor : 4
Disc Information (K:\)
-------------------
Type : - no disc inserted -
Drive Information
------------------
Drive : ASUS SDRW-0806T-D
Type : DVD±R/RW DL Recorder
Firmware Version : AE07
Buffer Size : 2 MB
Date : 09-26-05
Serial Number : 0000731298
Vendor Specific : 09/26/05
Drive Letter : L:\
Location : 3:0
Mechanism : Tray
Read Speed : 2.4 X
Write Speed : 8.0 , 6.0 , 4.0 , 2.4 X
Read CD Text : Yes
Return C2 Pointers : Yes
Read CD-R : Yes
Read CD-RW : Yes
Read DVD-ROM : Yes
Read DVD-RAM : Yes
Read DVD-R : Yes
Read DVD-RW : Yes
Read DVD+R : Yes
Read DVD+RW : Yes
Read DVD+R DL : Yes
Read Digital Audio : Yes
Read CD+G : Yes
Read VideoCD : Yes
Write CD-R : Yes
Write CD-RW : Yes
Write DVD-R : Yes
Write DVD-RW : Yes
Write DVD+R : Yes
Write DVD+RW : Yes
Write DVD+R DL : Yes
Write DVD-RAM : No
Buffer Underrun Protection : Yes
Mount Rainier : No
Modes : Packet, TAO, DAO, SAO, RAW SAO, RAW SAO 16, RAW SAO 96, RAW DAO 96
Region Protection Control : RPC II
Region : None
Changes User : 5
Changes Vendor : 4
Disc Information (L:\)
-------------------
Type : DVD+R DL
Capacity : 00:00.01 (0 MB)
Tracks : 0
Sessions : 0
Interface Information
---------------------
Adapter 1
---------
Description : Primary IDE Channel
Driver
Description : system32\DRIVERS\atapi.sys
Company : Microsoft Corporation
Version : 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)
Description : IDE/ATAPI Port Driver
Attached Devices
Description : Master: TOSHIBA MK8032GAX
Type : Disk Drive
DMA : On
Adapter 2
---------
Description : Secondary IDE Channel
Driver
Description : system32\DRIVERS\atapi.sys
Company : Microsoft Corporation
Version : 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)
Description : IDE/ATAPI Port Driver
Attached Devices
Description : Master: TOSHIBA DVD-ROM SD-R6112
Type : CD-Rom Drive
DMA : On
Autorun : On
Adapter 3
---------
Description : Unknown Adapter
Driver
Description
Company : n/a
Version : n/a
Description : n/a
Attached Devices
Description : ID 0 (0): QK3594C KKL662S 1.01
Type : CD-Rom Drive
Autorun : On
Description : ID 1 (0): QK3594C KKL662S 1.01
Type : CD-Rom Drive
Autorun : On
Description : ID 2 (0): QK3594C KKL662S 1.01
Type : CD-Rom Drive
Autorun : On
Description : ID 3 (0): QK3594C KKL662S 1.01
Type : CD-Rom Drive
Autorun : On
Adapter 4
---------
Description : Intel(R) 82801DB/DBM USB2 Enhanced Host Controller - 24CD
Driver
Description : system32\DRIVERS\usbehci.sys
Company : Microsoft Corporation
Version : 5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)
Description : EHCI eUSB Miniport Driver
Attached Devices
Description : ASUS SDRW-0806T-D USB Device
Type : CD-Rom Drive
Autorun : On
Adapter 5
---------
Description : unknown
Driver
Description
Company
Version
Description
Attached Devices
Description : Disk drive
Type : Disk Drive
Software Information
--------------------
Operating System : Windows XP Professional (5.01.2600 Service Pack 2)
DirectX : DirectX 9.0c
Description : Nero Burning ROM
Version : 6, 6, 0, 6
Company : Ahead Software AG
Version Check : Ok
Description : Nero StartSmart
Version : 2, 0, 0, 9
Company : Ahead Software AG
Description : Cover Designer
Version : 2, 3, 0, 26
Company : Nero AG
Description : Nero BackItUp Application
Version : 1, 2, 0, 37
Company : Ahead Software AG
Hardware Information
--------------------
CPU : 0 MHz
Bus Speed : 0 MHz
Motherboard :
System :
BIOS : n/a n/a
Memory : 1023 MB
Sound : Realtek AC97 Audio
Video : ATI MOBILITY RADEON 9700
ASPI Information
----------------
System ASPI : ASPI is not installed
Nero ASPI : ASPI is installed and working properly
WNASPI32.DLL : 2.0.1.74 164112 bytes October 26, 2004
Installed OS Patches
--------------------
(Q810090) USB Update : Yes
(Q329112) Multi-Border DVD with More Than 4 GB of Data Not Readable Past First Border : Yes
(Q812415) Problems with Multiple ATA devices : No
(Q322359) Intelide.sys Is Not Used on Computers with ICH4 or ICH5 : No
(Q320174) IMAPI Update - CDs recorded have missing files or errors : Yes
(Q311542) Devices May not power up properly when resuming from standby : Yes
(Q327086) Data Added to Removable Media During Hibernation May Be Lost When You Resume Windows XP : Yes
(Q308374) Ricoh 1394 Controller May Not Work with Windows XP : Yes
(Q314634) Windows XP Does Not Detect Your New USB Device : Yes
(Q822603) USB 1.1 and USB 2.0 update : No
(Q323507) Your IEEE 1394 or USB CD-ROM or DVD-ROM Drive May Not Be Recognized in Windows XP : No
(Q815834) 'Code 28' Error Message and a Yellow Exclamation Mark Next to a USB Device in Device Manager After Your Computer Resumes from Hibernation : No
(Q316575) Problems When You Swap a CD-ROM During Hibernation in Windows XP : No
(Q811789) Surprise Removal of 1394 Device Can Cause Bluescreen Error : Yes
(Q323322) Cannot Use Sony VAIO PCG-C1MRX Internal Camera with Windows Messenger After You Apply Q316397 : Yes
(Q811789) Surprise Removal of 1394 Device Can Cause Bluescreen Error : Yes