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在IIS中部署后，Web API访问被拒绝错误

[英]Web API Access denied error after Deploying in IIS

原文 2016-11-09 10:44:51 5 1 c#/ asp.net/ asp.net-mvc/ iis/ asp.net-web-api

I have an MVC Web API application using Excel related DLL Microsoft.Office.Interop.Excel When I run application from VS 2013, it is running under IIS express and I can send Post request to it successfully through RestClient But when I deploy this application to IIS, after sending Post request, it is giving me below error. 我有一个使用Excel相关的DLL Microsoft.Office.Interop.Excel的MVC Web API应用程序，当我从VS 2013运行应用程序时，它在IIS express下运行，并且我可以通过RestClient向其成功发送Post请求，但是当我将该应用程序部署到IIS发送后请求后，它给我下面的错误。

Unexpected Error occured while serving your RequestSystem.UnauthorizedAccessException: Retrieving the COM class factory for component with CLSID {00024500-0000-0000-C000-000000000046} failed due to the following error: 80070005 Access is denied. 服务您的RequestSystem时发生意外错误。UnauthorizedAccessException：由于以下错误，为CLSID为{00024500-0000-0000-C000-000000000046}的组件检索COM类工厂失败：80070005访问被拒绝。 (Exception from HRESULT: 0x80070005 (E_ACCESSDENIED)). （来自HRESULT的异常：0x80070005（E_ACCESSDENIED））。

I have Administrator privileges in my machine and I have given all permissions to folder which contains the code. 我的机器具有管理员权限，并且已授予包含代码的文件夹的所有权限。 I have also added user IUSR and given all access to the folder having my code. 我还添加了用户IUSR并授予了拥有我的代码的文件夹的所有访问权限。

1 个解决方案

After reading the App pool identity document shared by JanneP, I have changed application Pool identity from ApplicationPoolIdentity to LocalSystem and now issue got resolved and my application is working perfectly under IIS. 阅读了JanneP共享的应用程序池标识文档后，我已将应用程序池标识从ApplicationPoolIdentity更改为LocalSystem ，现在问题已解决，并且我的应用程序在IIS下运行良好。