How To Fix /IWNGW/CM_HUB054 - Update of Entity Type '&1' failed

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWNGW/CM_HUB -

• Message number: 054

• Message text: Update of Entity Type '&1' failed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWNGW/CM_HUB054 - Update of Entity Type '&1' failed ?

  The SAP error message /IWNGW/CM_HUB054 Update of Entity Type '&1' failed typically occurs in the context of SAP Gateway services, particularly when there is an issue with updating an entity in the OData service. The &1 placeholder usually represents the specific entity type that is causing the issue.
  Causes:
  
  
  Data Validation Errors: The data being sent to the OData service may not meet the validation criteria defined in the backend system. This could be due to missing required fields, incorrect data types, or invalid values.
  
  
  Authorization Issues: The user executing the update may not have the necessary authorizations to perform the update operation on the specified entity type.
  
  
  Business Logic Errors: There may be custom business logic implemented in the backend that is preventing the update from being processed successfully.
  
  
  Technical Issues: There could be technical issues such as database locks, connectivity problems, or issues with the OData service itself.
  
  
  Incorrect Entity Type: The entity type specified in the error message may not exist or may not be correctly defined in the OData service.
  
  
  Solutions:
  
  
  Check Data Validity: Review the data being sent in the update request. Ensure that all required fields are populated and that the data types and values are correct.
  
  
  Review Authorizations: Verify that the user has the necessary authorizations to perform the update operation. This can be done by checking the user's roles and authorizations in the SAP system.
  
  
  Debugging: If you have access to the backend system, you can debug the OData service to identify where the failure is occurring. Look for any custom logic that may be causing the issue.
  
  
  Check Service Configuration: Ensure that the OData service is correctly configured and that the entity type is properly defined in the service metadata.
  
  
  Review Logs: Check the SAP Gateway error logs (transaction /IWFND/ERROR_LOG) for more detailed error messages that can provide additional context about the failure.
  
  
  Test with Different Data: Try updating the entity with different data to see if the issue persists. This can help isolate whether the problem is with specific data or a broader issue with the service.
  
  
  Consult Documentation: Refer to SAP documentation or community forums for any known issues related to the specific entity type or OData service you are working with.
  
  
  Related Information:
  
  Transaction Codes: You may find it useful to use transaction codes like /IWFND/MAINT_SERVICE to manage OData services and /IWFND/ERROR_LOG to view error logs.
  SAP Notes: Check for relevant SAP Notes that may address known issues or provide patches related to the error message.
  Community Forums: SAP Community and other forums can be valuable resources for finding similar issues faced by other users and potential solutions.
  
  If the issue persists after trying the above solutions, it may be necessary to involve your SAP Basis or development team for further investigation.