How To Fix 1R546 - Unexpected error while reading from HTTP server

1R546 - Overview

• Message type: E = Error

• Message class: 1R - SAP Knowledge Provider

• Message number: 546

• Message text: Unexpected error while reading from HTTP server

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 1R546 - Unexpected error while reading from HTTP server ?

  The SAP error message 1R546: Unexpected error while reading from HTTP server typically indicates that there is an issue with the communication between the SAP system and an external HTTP server. This can occur in various scenarios, such as when the SAP system is trying to access a web service, an API, or any other HTTP-based resource.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the HTTP server.
  Server Unavailability: The HTTP server may be down or not reachable.
  Timeouts: The request may be timing out due to slow response times from the server.
  
  Configuration Issues: Incorrect configuration settings in the SAP system or the HTTP server can lead to communication failures.
  Authentication Problems: If the HTTP server requires authentication, and the credentials are incorrect or missing, this error may occur.
  Firewall or Security Settings: Firewalls or security settings may be blocking the connection to the HTTP server.
  Data Format Issues: The