How To Fix SECATT_HTTP_STATUS505 - HTTP 505-HTTP Version Not Supported

SAP Error Message - Details

• Message type: E = Error

• Message class: SECATT_HTTP_STATUS - eCATT HTTP Status Messages

• Message number: 505

• Message text: HTTP 505-HTTP Version Not Supported

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SECATT_HTTP_STATUS505 - HTTP 505-HTTP Version Not Supported ?

  The SAP error message "SECATT_HTTP_STATUS505 HTTP 505 - HTTP Version Not Supported" typically occurs when there is an issue with the HTTP version being used in a request made by the SAP system to a web service or an external application. The HTTP 505 error indicates that the server does not support the HTTP protocol version that was used in the request.
  Causes:
  
  Incompatible HTTP Version: The SAP system may be using an outdated or unsupported HTTP version (e.g., HTTP/1.0) when communicating with a server that only supports a newer version (e.g., HTTP/1.1 or HTTP/2).
  Server Configuration: The server you are trying to connect to may be configured to reject requests that do not meet certain HTTP version requirements.
  Proxy Issues: If there is a proxy server involved, it may not support the HTTP version being used by the SAP system.
  Network Issues: Network devices or firewalls may be interfering with the HTTP request and