你好,
从TFS2012开始引入了 local workspace. 如果你使用的是local workspace, check-out lock 将会失效。
https://www.visualstudio.com/en-us/docs/tfvc/understand-lock-types#check-out-lock 这篇文章里对此进行了更详细的说明。
如果你使用的是server workspace, 将会有阻止其他用户check out 的选项:
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