您好!
请检查以下注册表是否存在。
KEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Netlogon
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\lanmanworkstation
如果你有备份的话,可以进入高级启动项进行系统还原:
进入Windows Server 2012的高级启动选项菜单
https://technet.microsoft.com/zh-cn/library/dn146023.aspx
Best Regards,
Alvin Wang
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