You can see the screenshots, where in Disk utility Burning not supported written, and in About this mac its saying its supported.

In Roxio Toast 9 i am getting following two errors, please help.

See below..saying unsupported

<a href="http://imageshack.us"><img src="http://img181.imageshack.us/img181/7761/picture1aj7.png" border="0" alt="Image Hosted by ImageShack.us"/></a><br/><a href="http://g.imageshack.us/g.php?h=181&i=picture1aj7.png"><img src="http://img181.imageshack.us/img181/7761/picture1aj7.6b4b857877.jpg" border="0"></a>

See below "About this mac" saying supported

<a href="http://imageshack.us"><img src="http://img84.imageshack.us/img84/2910/picture2kb3.png" border="0" alt="Image Hosted by ImageShack.us"/></a><br/><a href="http://g.imageshack.us/g.php?h=84&i=picture2kb3.png"><img src="http://img84.imageshack.us/img84/2910/picture2kb3.d91866031e.jpg" border="0"></a>

And below are the errors i am getting in toast

<a href="http://imageshack.us"><img src="http://img84.imageshack.us/img84/9500/picture3jl4.png" border="0" alt="Image Hosted by ImageShack.us"/></a><br/><a href="http://g.imageshack.us/g.php?h=84&i=picture3jl4.png"><img src="http://img84.imageshack.us/img84/9500/picture3jl4.f7408803a4.jpg" border="0"></a>

<a href="http://imageshack.us"><img src="http://img74.imageshack.us/img74/5206/picture4dv2.png" border="0" alt="Image Hosted by ImageShack.us"/></a><br/><a href="http://g.imageshack.us/g.php?h=74&i=picture4dv2.png"><img src="http://img74.imageshack.us/img74/5206/picture4dv2.f81540b1c3.jpg" border="0"></a>

My system config:

Dual boot Vista Premium/Leo4all v3 10.5.3
AMD Athlon FX60 @ 2.6 GHz
2 GB Mushkin DDR500 @ 400 MHz
Asus A8N SLI Deluxe 1805 Bios
eVGA 8800 GT SC 512 MB (QE/CI enabled EFI)
ASUS DRW-1814BLT DVD-RW SATA
Seagate 250GB SATA II

Please help. Any way to enable by DVD-RW to burn DVDs/CDs ? Reading is proper.