How To Fix CM_EHFND_UI_COMN001 - &1 not unique; use the search help

SAP Error Message - Details

• Message type: E = Error

• Message class: CM_EHFND_UI_COMN - Message Class for EHFND UI

• Message number: 001

• Message text: &1 not unique; use the search help

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CM_EHFND_UI_COMN001 - &1 not unique; use the search help ?

  The SAP error message CM_EHFND_UI_COMN001 typically indicates that a search operation has returned multiple results for a query that was expected to return a unique result. This can occur in various scenarios, particularly when working with Fiori applications or SAP UI5 applications where the system is trying to retrieve a specific record based on a unique identifier, but finds multiple records that match the criteria.
  Cause:
  
  Non-Unique Data: The most common cause is that the data in the underlying database does not have a unique constraint for the field being queried. This means that there are multiple entries that match the search criteria.
  Incorrect Search Criteria: The search criteria provided may not be specific enough to narrow down the results to a single entry.
  Configuration Issues: There may be issues with the configuration of the search help or the data model that is being used in the application.
  
  Solution:
  
  Refine Search Criteria: Modify the search criteria to be more specific. This could involve adding additional filters or parameters to ensure that the query returns a unique result.
  Check Data Integrity: Review the data in the relevant tables to ensure that there are no duplicate entries that should be unique. If duplicates exist, consider cleaning up the data or enforcing unique constraints in the database.
  Use Search Help: As suggested in the error message, utilize the search help functionality provided by SAP. This can guide you in selecting the correct entry from a list of possible matches.
  Review Configuration: Check the configuration of the search help and the data model in the application. Ensure that the fields being used for searching are correctly defined and that any necessary unique constraints are in place.
  Debugging: If you have access to the development environment, you can debug the application to see what data is being retrieved and why it is returning multiple results.
  
  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 to common problems.
  Documentation: Review the documentation for the specific Fiori app or SAP UI5 component you are working with to understand how search functionality is implemented.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can provide insights or solutions.
  
  By following these steps, you should be able to resolve the error and ensure that your queries return the expected results.