SAP Message A5120 - Leading characteristics could not be uniquely determined.

Diagnosis
For updating the summarization data, the system must be able touniquely determine the leading characteristics: "summarizatationversion," "investment program (name)," "approval year" and "logicalsystem" for each data record. The system is not able to do so.
The error can have one of these causes:

  • One of the three characteristics "summarization version," "investment
  • program (name)," or "approval year" has a different entry in twodifferent data records.
    • The user entry for one of the characteristics "summarization version,"
    • "investment program (name)," or "approval year" does not agree with theentry in a data record.

      System Response
      Data is not updated.

      Procedure
      Make sure that your entries for the characteristics "summarizationversion," "investment program (name)," and "approval year" are correct,and that you selected the correct input files.
      If all of the above is correct, and you are using a standard SAPprogram for data selection, then contact the SAP Hotline.
      If you are using your own program for the data selection, make surethat the values of the characteristics "summarization version,""investment program (name)," and "approval year" are identical in alldata records.