Setup has detected some errors during the operation-aspnet_regiis时出现错误

运行aspnet_regiis.exe -i
显示
Setup has detected some errors during the operation.For details,please read th e setup log file C:\DOCUME~1\ah\LOCALS~1\Temp\ASPNETSetup_00001.log ...

请问这是怎么回事？以前从来没遇到过。都是一次成功的。

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C:\DOCUME~1\ah\LOCALS~1\Temp\ASPNETSetup_00001.log你进去看看啊
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