Thanks for the reply. I have done as you suggested above and still nio joy. The memory passes all the tests.
The blue screen of death code i get when a dvd disc is inserted in the drive is
STOP: 0x0000007F (0x000, 0x000, 0x000, 0x0000)
Beginning dump of physical memory.
It is a Asus A7V8X-X motherboard, with latest flash bios and 4in1drivers.
Any sugestions please ? pulling my hair out here !