How To Fix UCFE234 - Predefined fixed structure &1 contains multiple values (aggregation)

UCFE234 - Overview

• Message type: E = Error

• Message class: UCFE - Messages for Data Entry Layouts

• Message number: 234

• Message text: Predefined fixed structure &1 contains multiple values (aggregation)

What causes this issue?

The cell has a predefined fixed subset with multiple characteristic
values. The cell is not ready for input because the system summarizes
these values in the cell.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message UCFE234 - Predefined fixed structure &1 contains multiple values (aggregation) ?

  The SAP error message UCFE234 indicates that there is an issue with a predefined fixed structure in your SAP system, specifically that it contains multiple values when only a single value is expected. This typically occurs in the context of data aggregation or when working with data structures that are not properly defined or populated.
  
  Cause:
  
  Multiple Values in a Single Field: The error usually arises when a field that is expected to hold a single value is instead populated with multiple values. This can happen due to incorrect data entry, data extraction issues, or problems in the data transformation process.
  Aggregation Logic: If you are using aggregation functions in your queries or reports, the logic may be incorrectly set up, leading to multiple values being returned for a single aggregation point.
  
  Configuration Issues: There may be issues in the configuration of the data model or the way the fixed structure is defined in