How To Fix MDC_MODEL062 - Assignment of Gateway model to Gateway service failed

SAP Error Message - Details

• Message type: E = Error

• Message class: MDC_MODEL - Messages In Context Of MDC Model

• Message number: 062

• Message text: Assignment of Gateway model to Gateway service failed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MDC_MODEL062 - Assignment of Gateway model to Gateway service failed ?

  The SAP error message MDC_MODEL062, which states "Assignment of Gateway model to Gateway service failed," typically occurs in the context of SAP Gateway services, particularly when there is an issue with the assignment of a model to a service in the SAP Gateway framework. This can happen during the activation or registration of a service in the SAP Gateway.
  Causes:
  
  Model Issues: The model you are trying to assign may not be properly defined or may have errors.
  Service Registration: The service might not be registered correctly in the SAP Gateway.
  Authorization Issues: The user may not have the necessary authorizations to perform the assignment.
  Technical Configuration: There may be issues with the technical configuration of the Gateway or the underlying OData service.
  Inconsistent Data: There may be inconsistencies in the data model or service definitions.
  
  Solutions:
  
  
  Check Model Definition: Ensure that the model you are trying to assign is correctly defined and does not contain any errors. You can do this by checking the model in the SAP Gateway Service Builder (transaction code SEGW).
  
  
  Re-register the Service: Try to re-register the service using transaction code /IWFND/MAINT_SERVICE. Remove the service and then add it again to see if that resolves the issue.
  
  
  Check Authorizations: Ensure that the user performing the assignment has the necessary authorizations. You may need to check the roles and authorizations assigned to the user.
  
  
  Review Technical Configuration: Check the technical settings of the Gateway and ensure that all necessary components are correctly configured. This includes checking the system alias and ensuring that the backend system is reachable.
  
  
  Check for Inconsistencies: Use transaction code SE11 to check the data dictionary for any inconsistencies in the tables related to the model or service.
  
  
  Check Logs: Review the application logs (transaction SLG1) for any additional error messages or details that can provide more context about the failure.
  
  
  Consult SAP Notes: Look for any relevant SAP Notes that might address this specific error. SAP frequently updates its knowledge base with solutions for known issues.
  
  
  Restart Services: In some cases, restarting the SAP Gateway service or the entire SAP system may resolve transient issues.
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  SEGW: Service Builder for OData services.
  /IWFND/MAINT_SERVICE: Maintenance of OData services.
  SLG1: Application log display.
  
  
  
  SAP Gateway: SAP Gateway is a technology that allows developers to create OData services that can be consumed by various applications, including SAP Fiori apps.
  
  
  OData Services: Understanding OData and how it works within the SAP ecosystem can be beneficial for troubleshooting issues related to service assignments.
  
  
  If the issue persists after trying the above solutions, it may be necessary to engage SAP support for further assistance.