In your test project in Solution Explorer, open the file that contains the unit test, and then locate the unit test method that you want to change.
在解决方案资源管理器中的测试项目中，打开包含相应单元测试的文件，然后找到要更改的单元测试方法。
This error arises when you have attempted to open a file in the Open File dialog box or by right-clicking a file in Solution Explorer.
当尝试打开“打开文件”对话框中的某个文件，或右击解决方案资源管理器中的某个文件来打开它时，出现此错误。
This error arises when you have attempted to open a file in the Open File dialog box or by right-clicking a file in Solution Explorer.
当尝试打开“打开文件”对话框中的某个文件，或右击解决方案资源管理器中的某个文件来打开它时，出现此错误。
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