How To Fix /AIF/API_CUST166 - Failed to delete the custom data links from the database

SAP Error Message - Details

• Message type: E = Error

• Message class: /AIF/API_CUST -

• Message number: 166

• Message text: Failed to delete the custom data links from the database

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 /AIF/API_CUST166 - Failed to delete the custom data links from the database ?

  The SAP error message /AIF/API_CUST166 Failed to delete the custom data links from the database typically occurs in the context of the Application Interface Framework (AIF) when there is an issue with deleting custom data links associated with an interface. This can happen for various reasons, including database constraints, missing data, or issues with the configuration.
  Possible Causes:
  
  Database Constraints: There may be foreign key constraints or other database integrity issues preventing the deletion of the custom data links.
  Missing Data: The data you are trying to delete may not exist in the database, or it may have already been deleted or modified.
  Authorization Issues: The user executing the deletion may not have the necessary permissions to perform this action.
  
  Configuration Issues: There may be misconfigurations in the AIF settings or the custom data links themselves.
  Locking Issues: The data might be locked by another process or transaction, preventing deletion.
  
  Solutions:
  
  Check Database Constraints: Review the database schema