How To Fix /IWNGW/CM_BEP_COS027 - Method '&1' not implemented in provider id '&2'

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWNGW/CM_BEP_COS -

• Message number: 027

• Message text: Method '&1' not implemented in provider id '&2'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWNGW/CM_BEP_COS027 - Method '&1' not implemented in provider id '&2' ?

  The SAP error message /IWNGW/CM_BEP_COS027 Method '&1' not implemented in provider id '&2' typically occurs in the context of SAP Gateway services, particularly when a method (like GET, POST, PUT, DELETE) is called on a service that has not been implemented in the backend system.
  Cause:
  
  Missing Implementation: The method specified in the error message (e.g., GET, POST) has not been implemented in the corresponding service provider.
  Service Configuration: The service might not be properly configured or activated in the SAP Gateway.
  Incorrect Provider ID: The provider ID specified in the error message may not correspond to a valid or active service implementation.
  Transport Issues: If the service was recently transported from one system to another, the implementation might not have been included in the transport.
  
  Solution:
  
  
  Check Implementation:
  
  Go to the transaction code SEGW (Gateway Service Builder).
  Open the relevant service and check if the method indicated in the error message is implemented.
  If not, implement the required method in the service.
  
  
  
  Activate the Service:
  
  Ensure that the service is activated in the SAP Gateway using transaction /IWFND/MAINT_SERVICE.
  Check if the service is listed and activated. If not, add and activate it.
  
  
  
  Review Provider ID:
  
  Verify that the provider ID in the error message corresponds to the correct service implementation.
  Ensure that the service is correctly mapped to the provider ID.
  
  
  
  Check for Transport Issues:
  
  If the service was transported, ensure that all necessary objects were included in the transport request.
  Check if the transport was successful and that the service is available in the target system.
  
  
  
  Debugging:
  
  If the issue persists, you can debug the service call to see where it fails and gather more information about the context of the error.
  
  
  
  Consult Documentation:
  
  Review the SAP documentation or notes related to the specific service or method for any additional configuration or implementation details.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SEGW: Gateway Service Builder
  /IWFND/MAINT_SERVICE: Service Maintenance
  /IWFND/ERROR_LOG: To check for error logs related to Gateway services.
  
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the specific error message.
  
  
  Community Forums: Consider checking SAP Community or other forums for similar issues and solutions shared by other users.
  
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.