Volume Shadow Copy初始化中InitializeForBackup函数问题

根据window提供的Volume Shadow Copy service API来实现快照功能，但是在初始化函数InitializeForBackup的时候，报错0x80042302。网上百度了说是服务没有启动，Volume Shadow Copy和Microsoft Software Shadow Copy Provider我已经启动并且重启，但是调用InitializeForBackup还是报上述的错误，请高手指点下，多谢

https://social.msdn.microsoft.com/Forums/windowsdesktop/en-US/eadf5dcd-fbd1-4224-9a56-b5843efebb15/volume-shadow-copy-service-on-64bit-oses-vista-x64-windows-7-x64-from-32bit-process?forum=windowsgeneraldevelopmentissues

拖拖拉拉今天才回复，查了好久找到原因，@oyljerry兄台说的很对