How To Fix /SCF/CL_UIFTOOLS_MSG021 - Column identifier and currency / quantity reference are identical

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCF/CL_UIFTOOLS_MSG -

• Message number: 021

• Message text: Column identifier and currency / quantity reference are identical

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 /SCF/CL_UIFTOOLS_MSG021 - Column identifier and currency / quantity reference are identical ?

  The SAP error message /SCF/CL_UIFTOOLS_MSG021 indicates that there is an issue with the configuration or data entry in a user interface framework (UIF) context, specifically related to column identifiers and currency or quantity references being identical. This typically occurs in scenarios where the system expects distinct identifiers for different data types, such as currency and quantity, but finds them to be the same.
  Cause:
  
  Duplicate Identifiers: The error arises when the system detects that the column identifier for a currency field is the same as that for a quantity field. This can happen due to incorrect configuration in the data model or UI settings.
  Data Model Configuration: If the data model is not set up correctly, it may lead to conflicts where the same identifier is used for different purposes.
  User Input Error: Users may inadvertently enter the same identifier for different fields in a custom report or application.
  
  Solution:
  
  Check Configuration: Review the configuration settings for the data model and ensure that each field has a unique identifier. This includes checking the definitions for currency and quantity fields.
  Modify Identifiers: If you find that the identifiers are indeed the same, modify them to ensure they are unique. For example, if you have a column identifier Amount, you might change the currency field to Amount_Currency and the quantity field to Amount_Quantity.
  Review Custom Code: If this error occurs in a custom application or report, review the code to ensure that the identifiers are not being reused incorrectly.
  Testing: After making changes, test the application or report to ensure that the error no longer occurs and that the data is displayed correctly.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes or documentation that may provide additional insights or updates regarding this error message.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have implemented.
  Documentation: Refer to the official SAP documentation for the specific module or application you are working with to understand the expected configurations and best practices.
  
  By following these steps, you should be able to resolve the error and ensure that your SAP application functions correctly without identifier conflicts.