How To Fix /IWFND/MED035 - Model assignments of service group '&1' were deleted by user '&2'

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWFND/MED -

• Message number: 035

• Message text: Model assignments of service group '&1' were deleted by user '&2'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWFND/MED035 - Model assignments of service group '&1' were deleted by user '&2' ?

  The SAP error message /IWFND/MED035 indicates that model assignments for a service group have been deleted by a user. This message is typically related to the SAP Gateway and OData services, where model assignments are crucial for the proper functioning of the service.
  Cause:
  
  Manual Deletion: The most common cause of this error is that a user manually deleted the model assignments for a specific service group. This could happen during maintenance or configuration changes.
  Transport Issues: If the service group was transported from one system to another, and the model assignments were not included in the transport request, this error may occur.
  Authorization Issues: Sometimes, users may not have the necessary authorizations to view or manage model assignments, leading to confusion about the state of the service group.
  
  Solution:
  
  
  Reassign Model Assignments:
  
  Go to the SAP Gateway Service Builder (transaction code SEGW).
  Locate the service group that is causing the issue.
  Reassign the necessary model assignments to the service group.
  Activate the service group after making the changes.
  
  
  
  Check Transport Requests:
  
  If the issue arose after a transport, check the transport request to ensure that all necessary objects, including model assignments, were included.
  If not, you may need to manually recreate the model assignments in the target system.
  
  
  
  Review User Actions:
  
  Check the change logs or audit logs to identify which user deleted the model assignments and why.
  If this was unintentional, consider implementing stricter controls or authorizations to prevent unauthorized changes.
  
  
  
  Authorization Check:
  
  Ensure that users have the appropriate authorizations to manage model assignments and service groups. This can help prevent accidental deletions in the future.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  SEGW - Service Builder for OData services.
  IWFND/MAINT_SERVICE - Maintenance of OData services.
  
  
  
  SAP Notes: Check for any relevant SAP Notes that might address specific issues related to model assignments or service groups.
  
  
  Documentation: Review the SAP Gateway documentation for best practices on managing service groups and model assignments.
  
  
  By following these steps, you should be able to resolve the error and restore the necessary model assignments for the affected service group.