Windows Driver Foundation-User-Mode Driver Framework 服务不能启动（错误31）问题解决

这个错误是由于WudfPf这个服务没有启动有关，导致开机时出现SVCHOST.EXE出现，内存不能“Written”的错误，

http://answers.yahoo.com/question/index?qid=20110614111435AATsgp9

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Run these commands one by one in 'command prompt'

sc config wudfpf start= auto

net start wudfpf

net start wudfsvc