Could not write file: D:\MyCode\activiti\testactiviti\.classpath.

   问题如下：

    

   'Setting build path' has encountered a problem.Could not write file:   

     D:\MyCode\activiti\testactiviti\.classpath.

   The cause was copying a workspace from Linux to Windows. The windows hidden attribute is set on the .classpath file. Removing this attribute fixes the error.

解决方案：

解决 

工程--------->.classpath 文件--------->右键属性--------->将隐藏复选框去掉--------->确定--------->重新设置工程Build Path。 

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