Help! how do i fix the wimfsf.sys error?

Please help me I have tried all in my knowledge but no matter what I do I keep getting the WimFsf.sys error even when I try all the safe modes. I am running windows 7 home for an alienware mx11 with a 320g hard drive and 4g of ddr3 ram and has no disk drive. If you need to know anything else tell me but please help!