How To Fix GW461 - Communication system error; receive failed; check partner

SAP Error Message - Details

• Message type: E = Error

• Message class: GW - Message Texts for Gateway

• Message number: 461

• Message text: Communication system error; receive failed; check partner

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 GW461 - Communication system error; receive failed; check partner ?

  The SAP error message GW461 indicates a communication system error, specifically that the system failed to receive a response from a partner system. This error can occur in various scenarios, such as when using SAP Gateway, RFC (Remote Function Call), or when integrating with external systems.
  Causes of GW461 Error
  
  
  Network Issues: There may be network connectivity problems between the SAP system and the partner system. This could include issues like firewalls blocking traffic, DNS resolution problems, or general network outages.
  
  
  Configuration Errors: Incorrect configuration settings in the SAP system or the partner system can lead to communication failures. This includes incorrect RFC destination settings, incorrect IP addresses, or port numbers.
  
  
  Partner System Down: The partner system may be down or not responding due to maintenance, crashes, or other issues.
  
  
  Timeouts: If the response from the partner system takes too long, it may exceed the timeout settings configured in the SAP system.
  
  
  Authorization Issues: The user or service account being used for the communication may not have the necessary authorizations to access the partner system.
  
  
  Protocol Mismatch: There may be a mismatch in the communication protocols being used (e.g., HTTP vs. HTTPS).
  
  
  Solutions to GW461 Error
  
  
  Check Network Connectivity:
  
  Use tools like ping or traceroute to check connectivity to the partner system.
  Ensure that firewalls are not blocking the required ports.
  
  
  
  Verify Configuration:
  
  Check the RFC destination settings in transaction SM59 to ensure they are correct.
  Verify that the IP address and port number are correctly configured.
  
  
  
  Check Partner System Status:
  
  Ensure that the partner system is up and running. If it is down, coordinate with the relevant team to resolve the issue.
  
  
  
  Increase Timeout Settings:
  
  If timeouts are an issue, consider increasing the timeout settings in the SAP system. This can often be done in the RFC destination settings.
  
  
  
  Review Authorizations:
  
  Ensure that the user or service account has the necessary authorizations to communicate with the partner system.
  
  
  
  Check Protocols:
  
  Verify that both systems are using compatible communication protocols and that any required certificates are correctly installed.
  
  
  
  Review Logs:
  
  Check the SAP Gateway logs (transaction SMGW) and the application logs (transaction SLG1) for more detailed error messages that can provide additional context.
  
  
  
  Related Information
  
  
  Transaction Codes:
  
  SM59: To manage RFC destinations.
  SMGW: To monitor the SAP Gateway.
  SLG1: To view application logs.
  
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to GW461.
  
  
  Documentation: Review SAP documentation on Gateway and RFC communication for best practices and troubleshooting steps.
  
  
  By following these steps, you should be able to diagnose and resolve the GW461 error effectively. If the issue persists, consider reaching out to SAP support for further assistance.