You probably have another file, with the same name and different number of arguments, somewhere in your Path settings, before the Path of this file. Because files are searched top down, the other file is found first, causing this error.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.