How To Fix /IWFND/CM_MGW326 - Soft state activation failed; could not load metadata of service '&1'

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWFND/CM_MGW -

• Message number: 326

• Message text: Soft state activation failed; could not load metadata of service '&1'

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWFND/CM_MGW326 - Soft state activation failed; could not load metadata of service '&1' ?

  The SAP error message /IWFND/CM_MGW326 Soft state activation failed; could not load metadata of service '&1' typically occurs in the context of SAP Gateway services, particularly when there is an issue with the service metadata. This error can arise due to various reasons, and here are some common causes, solutions, and related information:
  Causes:
  
  Service Not Activated: The OData service may not be activated in the SAP Gateway.
  Metadata Issues: There could be issues with the metadata of the service, such as missing or incorrect definitions.
  Transport Issues: If the service was recently transported from one system to another, there may be inconsistencies.
  Authorization Issues: The user may not have the necessary authorizations to access the service.
  Backend Issues: Problems in the backend system (like RFC connection issues) can also lead to this error.
  Caching Issues: Sometimes, the cache may not be updated, leading to stale metadata being referenced.
  
  Solutions:
  
  
  Activate the Service:
  
  Go to the SAP Gateway Service Builder (transaction code /IWFND/MAINT_SERVICE).
  Check if the service is activated. If not, activate it.
  
  
  
  Check Metadata:
  
  Use transaction /IWFND/ERROR_LOG to check for any detailed error messages related to the service.
  Ensure that the service metadata is correctly defined and does not have any errors.
  
  
  
  Rebuild the Service:
  
  If there are issues with the service definition, consider rebuilding the service in the Service Builder.
  
  
  
  Clear Cache:
  
  Clear the cache using transaction /IWFND/CACHE to ensure that the latest metadata is loaded.
  
  
  
  Check Authorizations:
  
  Ensure that the user has the necessary authorizations to access the service. Check roles and authorizations related to OData services.
  
  
  
  Check Backend Connection:
  
  Verify the RFC connection to the backend system. Ensure that it is functioning correctly and that there are no issues with the backend service.
  
  
  
  Transport Consistency:
  
  If the service was transported, ensure that all related objects (like data models, service definitions) were transported correctly.
  
  
  
  Check Logs:
  
  Review the application logs and system logs for any additional error messages that might provide more context.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  /IWFND/MAINT_SERVICE: Service Maintenance
  /IWFND/ERROR_LOG: Error Log
  /IWFND/CACHE: Cache Management
  
  
  
  SAP Notes: Check for any relevant SAP Notes that might address known issues related to this error message.
  
  
  Documentation: Refer to the SAP Gateway documentation for more details on service activation and troubleshooting.
  
  
  By following these steps, you should be able to identify and resolve the issue causing the /IWFND/CM_MGW326 error message. If the problem persists, consider reaching out to SAP support for further assistance.