Getting internal server error when setting up .htaccess file to web.config

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IIS

web.config

CodeIgniter

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Hi
I am trying to upload codeigniter website project on windows server. When I uploaded project on windows server my index page running perfectly but when I enter username and password to login page an error come with message - "

HTTP Error 500.19 - Internal Server Error
The requested page cannot be accessed because the related configuration data for the page is invalid.Detailed Error Information:
Module	   IIS Web Core
Notification	   BeginRequest
Handler	   Not yet determined
Error Code	   0x80070003
Config Error	   Cannot read configuration file
Config File	   \\?\D:\Inetpub\vhosts\sp-tapi.in\clean-note.rudra-infotech.com\test\web.config
Requested URL	   http://clean-note.rudra-infotech.com:80/test

Physical Path	   D:\Inetpub\vhosts\sp-tapi.in\clean-note.rudra-infotech.com\test
Logon Method	   Not yet determined
Logon User	   Not yet determined

What I have tried:

I have converted my .htaccess file to web.config for IIS server (using IIS 8.5)

my web.config file is 

<pre><?xml version="1.0" encoding="UTF-8"?>
<configuration>
  <system.webServer>
    <rewrite>
      <rules>
        <rule name="rule 1S" stopProcessing="true">
	<match url="^(.*)$"  />
	<action type="Rewrite" url="/index.php/{R:1}"  appendQueryString="true" />
</rule>

      </rules>
    </rewrite>
    <httpErrors>
      <remove statusCode="404" subStatusCode="-1" />
      <error statusCode="404" path="/somedir/oops404.htm" responseMode="ExecuteURL" />
    </httpErrors>
  </system.webServer>
  <system.web>
    <customErrors mode="Off" />
  </system.web>
</configuration>