Windows cannot access specify device path or file.

it started when i scanned my flashdisk and detected many virus like newfolder.exe ( im using NOD32) then it detected many programs specially .exe files then i tried to delete the detected files then i didnt realize it is the files in my PROGRAM FILES so i restarted my laptop and then it started everytime i open a .exe file it pops out "Windows cannot access specify device path or file. You may not have appripriate permission to access the item" and specially when i open the control panel i tried opening every item and it still popping out can u guys help me coz my dads gonna kill me if i cant fix it A.S.A.P.! i think i deleted some important files in the system so i tried using sytem restore but it failed. to restore the day that i got the error. my OS is Windows XP SP3. thanks in advance and please i need healp. =(

 

And can you get into safe mode? Work okay then?

 

This may be caused by a virus. Just to be on the safe side, please read this thread and carry out it's instructions and then make a post in the malware forum according to the thread: http://forums.majorgeeks.com/showthread.php?t=35407

 

thanks for the early reply. and sorry for the late reply. but i already desided to reformat my laptop. THANKS FOR THE ADVICE! ILL CONSULT YOU IF ANYTHING WRONG COMES UP AGAIN!. THANKS MORE POWER!! GODBLESS!