【问题描述】
===========================
当尝试启动Hyper-V虚拟机时，报以下错误，无法启动

Virtual Machine Connection

[Main Instruction]

The application encountered an error while attempting to change the state of ‘Virtual Machine Name’.

[Content]

‘Virtual Machine Name’ could not initialize.

Could not initialize machine remoting system. Error: ‘Element not found.’ (0×80070490).

Could not find a usable certificate. Error: ‘Element not found.’ (0×80070490).

[Expanded Information]

‘Virtual Machine Name’ could not initialize. (Virtual machine ID XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX)

‘Virtual Machine Name’ could not initialize machine remoting system. Error: ‘Element not found.’(0×80070490). (Virtual machine ID 9613XXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX)

‘Virtual Machine Name’ could not find a usable certificate. Error: ‘Element not found.’ (0×80070490). (Virtual machine ID XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX)

【原因分析】
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因为修改系统时区及时间格式造成。

【解决方法】
===========================

只需要重启一下Hyper-V Virtual Machine Management 服务即可解决。

【参考资料】
===========================

http://www.leedesmond.com/weblog/?p=816