/IWFND/CM_MGW328 - Specify a prefix for the technical service name and technical model name

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWFND/CM_MGW -

• Message number: 328

• Message text: Specify a prefix for the technical service name and technical model name

Self-Explanatory Message

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AnswerBot

• What is the cause and solution for SAP error message /IWFND/CM_MGW328 - Specify a prefix for the technical service name and technical model name ?

  The SAP error message /IWFND/CM_MGW328 indicates that there is an issue with the naming convention of the technical service name and technical model name in the OData service configuration. This error typically arises when the service name or model name does not adhere to the required prefix format.
  Cause:
  
  Missing Prefix: The error occurs when the technical service name or technical model name does not start with the required prefix. In SAP, certain naming conventions must be followed for OData services, and a prefix is often required to avoid naming conflicts and ensure proper organization.
  Incorrect Configuration: The service might have been configured incorrectly in the SAP Gateway or the service definition might not have been set up properly.
  Namespace Issues: If the service is defined in a namespace that is not recognized or is incorrectly specified, it can lead to this error.
  
  Solution:
  
  Check Naming Conventions: Ensure that the technical service name and technical model name start with the appropriate prefix. The prefix is usually defined by your organization or follows SAP's naming conventions (e.g., Z or Y for custom developments).
  Modify Service Definition:
  
  Go to the SAP Gateway Service Builder (transaction code SEGW).
  Open the relevant project and check the service name and model name.
  Ensure that both names have the correct prefix.
  
  
  Regenerate the Service: After making changes to the service name or model name, regenerate the service to apply the changes.
  Check Service Registration: Ensure that the service is properly registered in the SAP Gateway. You can do this using transaction code /IWFND/MAINT_SERVICE to check if the service is active and correctly configured.
  Review Documentation: Consult the SAP documentation or your organization's guidelines for naming conventions to ensure compliance.
  
  Related Information:
  
  SAP Gateway: The SAP Gateway is a technology that allows you to connect devices, environments, and applications to SAP systems. It is essential for developing OData services.
  OData Services: OData (Open Data Protocol) is a standard protocol for creating and consuming data APIs. In SAP, OData services are used to expose business data to various clients.
  Transaction Codes:
  
  SEGW: Service Builder for creating and managing OData services.
  /IWFND/MAINT_SERVICE: Maintenance of OData services in the SAP Gateway.
  
  
  
  By following these steps and ensuring compliance with naming conventions, you should be able to resolve the error message /IWFND/CM_MGW328.