I have a problem by including classes. I try to include a class calls cfgreader in another class calls errhandler. Now the problem, the class errhandler requires as include the class cfgreader. For better understanding:
I don't know how I can search this on the Internet, so maybe someone can help me or can give me a clue?
That's called circular dependencies
I would add your problem is circular dependencies,
your solution is forward declaration.