i sugss u to check the partition. ther may be sector error in ur hard drive.
right clik on ur partition that u saved ur file. then goto propeties. then clik on "tools" in tabs. there is "check now" button. it'l take few hrs to complet. just try it...
i am a student of diploma in electronics and telecomm
can anyone suggest me projects related to the below domains:-
electrical and electronics