How To Fix UJO_WB_EXCEPTION028 - Keyfigure (Signeddata) &1 is not a number or may have overflowed

SAP Error Message - Details

• Message type: E = Error

• Message class: UJO_WB_EXCEPTION - Message Class for Write-Back

• Message number: 028

• Message text: Keyfigure (Signeddata) &1 is not a number or may have overflowed

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 UJO_WB_EXCEPTION028 - Keyfigure (Signeddata) &1 is not a number or may have overflowed ?

  The SAP error message UJO_WB_EXCEPTION028 indicates that there is an issue with a key figure, specifically that the value for the key figure (in this case, "Signeddata") is either not a number or has overflowed. This typically occurs in the context of data processing or reporting within SAP BW (Business Warehouse) or similar environments.
  Causes:
  
  Non-numeric Data: The key figure may contain non-numeric values (e.g., text or special characters) that cannot be processed as numbers.
  Overflow: The value of the key figure exceeds the maximum limit that can be stored in the data type defined for it. For example, if the key figure is defined as an integer and the value exceeds the maximum integer limit.
  Data Type Mismatch: There may be a mismatch between the expected data type of the key figure and the actual data being processed.
  Data Extraction Issues: Problems during data extraction from the source system may lead to corrupted or