您遇到的错误主要是因为您尝试签入机器上不再存在的文件.

The error you have is mainly caused when you're trying to check in files which is no longer exist on the machine.

要解决此问题，请转到源代码管理资源管理器 -> 选择这些丢失的文件 -> 撤消挂起的更改.或者，您可以将这些文件留在排除的更改列表中，不检查它们.

To resolve it, go to Source Control Explorer -> select these missing files -> Undo Pending Changes. Or you can just left these files in the Excluded Changes list to not checking them.