Microsoft.Jet.OLEDB.4.0' provider is not registered on the local machine 错误解决

参考自:stackoverflow

I've the same message, I have a webpage with do on visual studio 2010, I read a file.xls on that page,in my project visual has not any problem, when I put it on my IIS local throw me a'Microsoft.Jet.OLEDB.4.0' provider is not registered on the local machine' ,I fixed that problem next following this steps,

1.-Open IIS
2.-Change the appPool on Advanced Settings
3.-true to enable to 32-bit application. 

and that's all

ps.I changed Configuration Manager to X86 on Active Solution Platform

link:http://stackoverflow.com/questions/1991643/microsoft-jet-oledb-4-0-provider-is-not-registered-on-the-local-machine