How To Fix /UI2/TINY_DATA003 - Suggested alias &1 is already in use

SAP Error Message - Details

• Message type: E = Error

• Message class: /UI2/TINY_DATA -

• Message number: 003

• Message text: Suggested alias &1 is already in use

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /UI2/TINY_DATA003 - Suggested alias &1 is already in use ?

  The SAP error message /UI2/TINY_DATA003 Suggested alias &1 is already in use typically occurs in the context of SAP Fiori or UI5 applications when there is an attempt to create or register a new alias for a data source or service that is already in use or has been defined previously.
  Cause:
  
  
  Duplicate Alias: The error indicates that the alias you are trying to use (represented by &1) is already assigned to another data source or service. This can happen if:
  
  You are trying to create a new data source with an alias that already exists.
  There is a naming conflict due to multiple configurations or deployments.
  
  
  
  Configuration Issues: Sometimes, configuration files or settings may not have been updated correctly, leading to conflicts in alias names.
  
  
  Solution:
  
  
  Check Existing Aliases: 
  
  Review the existing data sources or services in your SAP system to see if the alias you are trying to use is already defined. You can do this by navigating to the relevant configuration areas in the SAP Fiori Launchpad or the backend system.
  
  
  
  Use a Different Alias: 
  
  If the alias is already in use, consider using a different, unique alias for your new data source or service.
  
  
  
  Update Configuration: 
  
  If you believe the alias should not be in use, check the configuration settings and ensure that there are no remnants of old configurations that might be causing the conflict. You may need to delete or modify the existing alias.
  
  
  
  Clear Cache: 
  
  Sometimes, clearing the cache of the SAP Fiori Launchpad or the browser can help resolve issues related to stale configurations.
  
  
  
  Consult Documentation: 
  
  Refer to the SAP documentation or help resources for specific guidance on managing aliases in your version of SAP Fiori or UI5.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can provide insights or solutions.
  System Logs: Review system logs for additional context or error messages that may provide more information about the conflict.
  
  By following these steps, you should be able to resolve the error and successfully register your data source or service with a unique alias.