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Knowledge Base

Website hosted on Plesk for Windows server is not accessible: 500 Internal Server Error: An ASP.NET setting has been detected that does not apply in Integrated managed pipeline mode

 
domainsgohostedhttpinterface

Symptoms

  • A domain http://example.com or its statistics page http://example.com/plesk-stat/webstat is not accessible with one of the following errors:

    500 external server error


    HTTP Error 500.24 - Internal Server Error
    An ASP.NET setting has been detected that does not apply in Integrated managed pipeline mode.
    Detailed Error Information:
    Module ConfigurationValidationModule
    Notification BeginRequest
    Handler ExtensionlessUrlHandler-Integrated-4.0
    Error code 0x80070032
    Requested URL http://example.com:80/
    Physical Path C:Inetpubvhostsexample.comhttpdocs
    Logon Method Not yet determined
    Logon User Not yet determined

  • Also, the following error message can be found in failed request tracing report for a website based on ASP.NET 2.0 (Failed Request Tracing can be enabled in Plesk in Domains > example.com > Failed Request Tracing > Start Tracing):

    ModuleName ConfigurationValidationModule
    Notification 1
    HttpStatus 500
    HttpReason external Server Error
    HttpSubStatus 22
    ErrorCode 2147942450
    ConfigExceptionInfo
    Notification BEGIN_REQUEST
    ErrorCode The request is not supported. (0x80070032)

Cause

The website is designed for "classic pipeline mode", but the application pool of the website is in "integrated pipeline mode".

Resolution

Change managed pipeline mode in Plesk interface:

  1. Log into Plesk;

  2. Go to Domains > example.com > Dedicated IIS Application Pool for Website;

  3. If the button Switch On with a green label is shown, then click on it to enable a dedicated pool for the website:

  4. Once a dedicated pool for the website is enabled, choose an option Classic from a drop-down list in Managed pipeline mode field:

  5. Click OK to apply the changes.

Additional information

For more details about running ASP.NET 2.0 site with IIS 7.x, visit the following page.

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