HTTP Error 502.3 - Bad Gateway

A connection with the server could not be established

Most likely causes:

  • The CGI application did not return a valid set of HTTP errors.
  • A server acting as a proxy or gateway was unable to process the request due to an error in a parent gateway.

Things you can try:

  • Use DebugDiag to troubleshoot the CGI application.
  • Determine if a proxy or gateway is responsible for this error.

Detailed Error Information:

Module   ApplicationRequestRouting
Notification   ExecuteRequestHandler
Handler   ApplicationRequestRoutingHandler
Error Code   0x80072efd
Requested URL   https://www.repsol.com:443/App/SA/Herramientas/Registro/REPSOLMAS/Registro/AltaRegistroCRTN_Paso1
Physical Path   D:\WEBSITES\SITES\App\SA\Herramientas\Registro\REPSOLMAS\Registro\AltaRegistroCRTN_Paso1
Logon Method   Anonymous
Logon User   Anonymous

More Information:

This error occurs when a CGI application does not return a valid set of HTTP headers, or when a proxy or gateway was unable to send the request to a parent gateway. You may need to get a network trace or contact the proxy server administrator, if it is not a CGI problem.

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