You should add “throws IOException” to your main method: public static void main(String[] args) throws IOException { You can read a bit more about checked exceptions (which are specific to Java) in JLS.
I received this error when calling a web-service. The issue was also related to transport level security. I could call the web-service through a website project, but when reusing the same code in a test project I would get a WebException that contained this message. Adding the following line before making the call resolved the … Read more
What is the cause? The error message is pretty clear: you’re trying to access a file, and it’s not accessible because another process (or even the same process) is doing something with it (and it didn’t allow any sharing). Debugging It may be pretty easy to solve (or pretty hard to understand), depending on your … Read more