Asus 1608p3s Burning and firmware troubleshooting

Hi, i need Help!I Have a Asus 1608p3s, firmware 1.06. The thing is i can´t upgrade my firmware to 1.24 and de DVD-R plays good any cd and dvd but don´t burn any!Those anyone have the same problem or can any one help me?!

Why do you doublepost?

It can burn DVDs, you MUST use a proper burning app!

I use nero burning version 6 and i try de version 7 too!