解决Code::Blocks的报错Couldn`t save project ...........(Maybe the file is write-protected?)

出现了 Couldn`t save project ...........(Maybe the file is write-protected?)的报错  参考了 （慕课网）的说明：传送门 Q：为什么安装好软件后创建新项目的时候软件总是说：could not save project<invalid path> maybe the file is write-protected 呢？ A：code

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