How delete a zero (0) byte file from computer/pc/windows xp/vista

How to delete a zero (0) byte file that cannot be deleted in computer/pc/windows xp/widows vista.Now a days many of the internet users suffering from a zero byte (0) file problem.The file can't be deleted by any software, not can be renamed ,neither can be moved from one drive to another and also can't be replaced by same name file.Some people also use dos prompt to delete that zero byte file but