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Troubleshooting IIS Issues»

KopiCloud_AD_API

This article explains how to troubleshoot Internet Information Services (IIS) errors.

IIS HTTP Error 500.19 - Internal Server Error»

Detailed Error Information: Module: IIS Web Core Notification: Unknown Handler: Not yet determined Error Code: 0x8007000d Config File: \?\C:\KopiCloud-AD-API\web.config

Explanation:

This error is caused by a lack of permission or by a physical path that doesn't match the path for the virtual directory.

Solution #1:

Add the local user IIS_IUSRS and the AD Domain Service Account user (for example apisvc) to the NTFS permissions of the folder C:\KopiCloud-AD-API.

**Solution #2:

There is a reference in the web.config of the IIS to a missing component.

Make a copy of your file C:\KopiCloud-AD-API\web.config and replace it with the code below:

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<?xml version="1.0" encoding="utf-8"?>
<configuration>
  <system.webServer>
    <security>
      <requestFiltering removeServerHeader="true" />
    </security>
    <httpProtocol>
      <customHeaders>
        <add name="X-Content-Type-Options" value="nosniff" />
        <remove name="X-Powered-By" />
        <remove name="Server" />
      </customHeaders>
    </httpProtocol>
    <handlers>
      <add name="aspNetCore" path="*" verb="*" modules="AspNetCoreModuleV2" resourceType="Unspecified" />
    </handlers>
    <aspNetCore processPath=".\KopiCloud.AD.API.Core.exe" stdoutLogEnabled="false" stdoutLogFile=".\logs\stdout" hostingModel="inprocess" />
  </system.webServer>
</configuration>