by mistake ! I replace SAM file with SAM empty file (size is zero KB) then the result is :
1. I cannot logon GUI and recieve a message says that the lsass.exe has problem
2. I tried to use Advanced stratop Options and didn't help me but face the same result in case 1 .
3. I cannot use Recovery Console but instead It request password and when I type the password it says that incorrect , (the SAM is empty)
4. I have to keep my data and program settings in other words I need to my pervious settings
5.I made ASR floppy before the mistake occured but I lost it can I creat it from another machine ?
6.I have backed up all my machine with 12 GB Important data
please help me