How To Fix /UI2/FDM021 - Item References cannot be created in persistence &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /UI2/FDM -

• Message number: 021

• Message text: Item References cannot be created in persistence &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 /UI2/FDM021 - Item References cannot be created in persistence &1 ?

  The SAP error message /UI2/FDM021 Item References cannot be created in persistence &1 typically occurs in the context of the SAP Fiori Launchpad or when dealing with the Fiori Design Studio. This error indicates that there is an issue with creating item references in the persistence layer, which is often related to the configuration or data model.
  Causes:
  
  Missing or Incorrect Configuration: The error may arise if the configuration for the Fiori application or the Launchpad is incomplete or incorrect.
  Data Model Issues: There may be issues with the underlying data model that the Fiori application is trying to access or manipulate.
  Authorization Issues: The user may not have the necessary authorizations to create or modify item references.
  Technical Issues: There could be technical issues such as database connectivity problems or issues with the persistence layer itself.
  
  Solutions:
  
  Check Configuration: Review the configuration settings for the Fiori application and ensure that all necessary parameters are correctly set. This includes checking the Launchpad configuration and any related settings.
  Review Data Model: Ensure that the data model being used is correctly defined and that all necessary entities and relationships are in place.
  Authorization Check: Verify that the user has the appropriate authorizations to perform the action that is causing the error. This may involve checking roles and permissions in the SAP system.
  Check Logs: Look at the application logs (transaction SLG1) for more detailed error messages that can provide additional context about the issue.
  Database Connectivity: Ensure that there are no issues with database connectivity or performance that could be affecting the persistence layer.
  System Updates: Ensure that your SAP system is up to date with the latest patches and updates, as this can resolve known issues.
  
  Related Information:
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  Fiori Documentation: Review the official SAP Fiori documentation for guidance on configuration and troubleshooting.
  Community Forums: Engage with the SAP Community or other forums where similar issues may have been discussed, as other users may have encountered and resolved the same error.
  
  If the issue persists after trying the above solutions, it may be necessary to involve your SAP Basis team or SAP support for further investigation.