How do I fix the error “Only one usage of each socket address (protocol/network address/port) is normally permitted”?

Question

I\'ve done a lot of googling but not had much luck with my issues. I am new to network programming and trying to learn, I\'ve attempted to set up a simple server & clien

Answer 1

ListenForClients is getting invoked twice (on two different threads) - once from the constructor, once from the explicit method call in Main. When two instances of the TcpListener try to listen on the same port, you get that error.