pls help me...my pc sometimes run correctly & mostly times booting fail..after flexible memory when it reads IDM channel -it shows "none" and after this it gives error "0xc000000e". Also when i tried to format my computer by using dvd..booting process is not occuring...it's unable to read dvd..i have also fixed cd rom to first periority in bios system..pls solve my prblm. I am using Windows 7.