How To Fix GW027 - Name and service not set

SAP Error Message - Details

• Message type: E = Error

• Message class: GW - Message Texts for Gateway

• Message number: 027

• Message text: Name and service not set

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 GW027 - Name and service not set ?

  The SAP error message GW027: Name and service not set typically occurs in the context of SAP Gateway or when trying to establish a connection to an SAP system. This error indicates that the system is unable to find the necessary configuration for the service or the destination name required to establish a connection.
  Causes:
  
  Missing Configuration: The destination or service name is not defined in the SAP Gateway configuration.
  Incorrect RFC Destination: The RFC destination might not be set up correctly in the SAP system.
  Network Issues: There could be network-related issues preventing the connection to the specified service.
  Service Not Running: The required service (like the SAP Gateway service) might not be running on the server.
  
  Solutions:
  
  
  Check RFC Destination:
  
  Go to transaction SM59 in the SAP GUI.
  Verify that the RFC destination you are trying to use is correctly configured and active.
  Test the connection to ensure it is working.
  
  
  
  Configure SAP Gateway:
  
  Ensure that the SAP Gateway is properly configured. You can check the configuration in transaction /IWFND/MAINT_SERVICE.
  Make sure that the service you are trying to access is registered and active.
  
  
  
  Check Service Status:
  
  Ensure that the necessary services are running on the server. You can check this in transaction SMICM or by using the command line to check the status of the SAP Gateway service.
  
  
  
  Network Configuration:
  
  Verify that there are no firewall or network issues preventing access to the service.
  Ensure that the hostname and port are correctly specified in the configuration.
  
  
  
  Review Logs:
  
  Check the system logs (transaction SM21) and the Gateway logs (transaction /IWFND/GW_CLIENT) for any additional error messages that might provide more context.
  
  
  
  SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that might address this specific error or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  SAP Gateway: The SAP Gateway is a technology that allows you to connect to SAP systems and expose services for consumption by various clients.
  RFC (Remote Function Call): This is a communication interface that allows for communication between SAP systems and external systems.
  Transaction Codes:
  
  SM59: For managing RFC destinations.
  /IWFND/MAINT_SERVICE: For managing OData services in SAP Gateway.
  SMICM: For monitoring the Internet Communication Manager.
  SM21: For viewing system logs.
  
  
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.