/IWFND/CM_CNP028 - User subscription step has failed; GSDO type is missing

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWFND/CM_CNP -

• Message number: 028

• Message text: User subscription step has failed; GSDO type is missing

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.

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AnswerBot

• What is the cause and solution for SAP error message /IWFND/CM_CNP028 - User subscription step has failed; GSDO type is missing ?

  The SAP error message /IWFND/CM_CNP028 User subscription step has failed; GSDO type is missing typically occurs in the context of SAP Gateway and OData services, particularly when dealing with user subscriptions in the context of the SAP Cloud Platform or SAP Fiori applications. This error indicates that there is a missing or incorrectly configured Generic Service Data Object (GSDO) type that is required for the subscription process.
  Cause:
  
  Missing GSDO Type: The error suggests that the system is unable to find the required GSDO type that is necessary for processing the user subscription.
  Configuration Issues: There may be issues in the configuration of the OData service or the subscription settings.
  Transport Issues: If the GSDO type was recently transported from another system, it may not have been properly activated or may be missing in the target system.
  Authorization Issues: The user may not have the necessary authorizations to access the GSDO type.
  
  Solution:
  
  
  Check GSDO Configuration:
  
  Verify that the GSDO type is correctly defined in the system. You can do this by checking the relevant configuration settings in the SAP Gateway.
  Ensure that the GSDO type is active and properly configured.
  
  
  
  Activate the GSDO Type:
  
  If the GSDO type is missing, you may need to create or activate it. This can typically be done in the SAP Gateway Service Builder (transaction code SEGW).
  
  
  
  Review OData Service:
  
  Check the OData service that is being used for the subscription. Ensure that it is correctly defined and that all necessary entities and types are included.
  
  
  
  Check Transport Requests:
  
  If the GSDO type was transported, ensure that the transport request was completed successfully and that all necessary objects were included.
  
  
  
  Authorization Check:
  
  Ensure that the user has the necessary authorizations to access the GSDO type. You may need to check the roles and authorizations assigned to the user.
  
  
  
  Debugging:
  
  If the issue persists, consider debugging the subscription process to identify where the failure occurs. This may provide more insight into what is missing or misconfigured.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found.
  Documentation: Review the official SAP documentation for OData services and SAP Gateway to ensure that all configurations are in line with best practices.
  
  By following these steps, you should be able to identify and resolve the issue related to the /IWFND/CM_CNP028 error message.