Due to some viruses, antivirus has deleted regsvr.exe and when I reboot my laptop a message comes Windows cannot find regsvr.exe. I have lenovo ideapad with Windows XP Home Edition Service Pack 3.
This is a common problem that will be easily be fixed withing a few steps. The first step will be looking for the regsvr.exe by geting to Start> Search. Then have the steps provided in the below Kioskea FAQ article in order to have the problem fixed.