Hi I Ravi and new to this forum. Just a week before i purchsed a system with configuration Intel Core 2 Duo 2.66, 2GB Ram (Kingston 800), Segate 320GB HDD, Asus Motherboard (P5N73-AM) NVIDIA GeForce 7050 / nForce 610i Chipset, Microtek UPS, Samsung DVD writer Logitech Keyboard and Mouse. Operating system is WinXp Service Pack2 From the day 1 I am getting the Blue screen problem and with the error Error Message Page_Fault_In_Nonpaged_Area 0x0000000050(0xFF7BFFFF, 0x00000000, 0x00000000, 0x00000000) and it restarts saying physical Memory dump 100%. Apart from this I also got the error message IRQL_NOT_LESS_OR_EQUAL 0x00000000A(0x726FFFF0, 0x00000002, 0x00000000, 0x0X80521798) Sometimes it re-starts while booting and someting it re-starts in 5-10 mins or even after 2-3 hrs. I had already formatted my HDD number of times and also install WinXp with no errors while installing it. Pls Helpppppppppppp. I am having a great with pain with it.