How To Fix GW048 - Connections to remote gateways have been deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: GW - Message Texts for Gateway

• Message number: 048

• Message text: Connections to remote gateways have been deleted

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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Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message GW048 - Connections to remote gateways have been deleted ?

  The SAP error message GW048: Connections to remote gateways have been deleted typically indicates that the connection to a remote gateway has been lost or terminated. This can happen for various reasons, including network issues, configuration problems, or resource limitations.
  Causes:
  
  Network Issues: Temporary network outages or instability can cause connections to be dropped.
  Gateway Configuration: Incorrect configuration settings in the SAP Gateway or the remote system can lead to connection failures.
  Resource Limitations: If the SAP system or the remote gateway is running low on resources (like memory or CPU), it may terminate connections.
  Timeout Settings: If the connection is idle for too long, it may be closed due to timeout settings.
  Firewall or Security Settings: Firewalls or security settings may block or terminate connections between the systems.
  
  Solutions:
  
  Check Network Connectivity: Ensure that there are no network issues between the SAP system and the remote gateway. You can use tools like ping or traceroute to diagnose connectivity.
  Review Gateway Configuration: Verify the configuration settings in the SAP Gateway and the remote system. Ensure that the connection parameters (like IP address, port, etc.) are correct.
  Monitor System Resources: Check the resource usage on both the SAP system and the remote gateway. If either system is under heavy load, consider optimizing performance or scaling resources.
  Adjust Timeout Settings: If applicable, review and adjust the timeout settings for the connections to prevent them from being closed prematurely.
  Check Firewall Settings: Ensure that firewalls or security settings are not blocking the connection. You may need to configure rules to allow traffic between the systems.
  Restart Gateway Services: Sometimes, simply restarting the SAP Gateway services can resolve transient issues.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like SMGW (Gateway Monitor) to monitor the status of the gateway and check for active connections.
  Logs: Review the system logs (transaction SM21) and gateway logs for any additional error messages or warnings that could provide more context.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.