I was doing a project to implement TCP over UDP. I used makefile to compile these java files easily. After editing and compiling several times, the Server became unavailable in terminal. It shows just like below.
$ java Server
Exception in thread "main" java.lang.NoSuchMethodError: TCPSender.send([B)Z
However, it works well in Eclipse. I tried it in ubuntu and it also works. I have no idea about this problem. But … Read more…