我和Maven 3.3.1有同样的问题，但是当我尝试3.2.5版时问题得到解决。我不知道Windows 7/8和maven 3.3.1有什么问题。

I had the same issue with Maven 3.3.1 but when I tried version 3.2.5 the problem fixed. I don't know what's wrong with windows 7/8 and maven 3.3.1.