How To Fix GW737 - Timeout occurred while setting up connection to another gateway

SAP Error Message - Details

• Message type: E = Error

• Message class: GW - Message Texts for Gateway

• Message number: 737

• Message text: Timeout occurred while setting up connection to another gateway

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message GW737 - Timeout occurred while setting up connection to another gateway ?

  The SAP error message GW737: Timeout occurred while setting up connection to another gateway typically indicates that there is a problem with the connection between SAP systems or between an SAP system and an external system. This error can occur in various scenarios, such as when using Remote Function Calls (RFC), connecting to an SAP Gateway, or when trying to access services over the network.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the target system (e.g., firewalls, routing issues, or network outages).
  Gateway Configuration: The SAP Gateway may not be properly configured, or the target system may not be reachable due to incorrect settings.
  Timeout Settings: The timeout settings for the connection may be too low, causing the connection attempt to fail before it can be established.
  System Load: High load on the SAP system or the target system can lead to delays in establishing a connection, resulting in a timeout.
  Service Availability: The service you are trying to connect to may not be available or may be down.
  
  Solutions:
  
  
  Check Network Connectivity:
  
  Use tools like ping or traceroute to check the connectivity between the systems.
  Ensure that there are no firewalls blocking the connection.
  
  
  
  Review Gateway Configuration:
  
  Check the configuration of the SAP Gateway (transaction SMGW) to ensure that it is set up correctly.
  Verify the settings in the RFC Destination (transaction SM59) to ensure that the target system is correctly defined.
  
  
  
  Increase Timeout Settings:
  
  In the RFC destination settings, you can increase the timeout settings (e.g., Connection Timeout and Idle Timeout) to allow more time for the connection to be established.
  
  
  
  Monitor System Load:
  
  Check the performance of both the source and target systems to ensure they are not under heavy load.
  Use transaction SM50 or SM66 to monitor the work processes and system performance.
  
  
  
  Check Service Availability:
  
  Ensure that the service you are trying to access is running and available on the target system.
  You can use transaction SMICM to check the status of the ICM (Internet Communication Manager) and ensure that the service is active.
  
  
  
  Review Logs:
  
  Check the system logs (transaction SM21) and the developer traces (transaction ST22) for any additional error messages that may provide more context about the issue.
  
  
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to the GW737 error.
  Documentation: Review the official SAP documentation for information on configuring RFC connections and troubleshooting connectivity issues.
  Community Forums: Consider checking SAP Community forums or other technical forums for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to diagnose and resolve the GW737 error effectively. If the problem persists, consider reaching out to your SAP Basis team or SAP support for further assistance.