How To Fix RY493 - Difference between adjusted and non-adjusted matrix is &1

RY493 - Overview

• Message type: E = Error

• Message class: RY - Messages for RM Basis

• Message number: 493

• Message text: Difference between adjusted and non-adjusted matrix is &1

What causes this issue?

The maximum element-based difference between the correlation matrix and
the adjusted matrix is equal to &1.

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?

Note that if the difference is too large it can lead to errors when
calculating the present value. If you do not want to use the adjusted
matrix, do not save it. If you save the adjusted matrix, the original
correlation matrix is overwritten.

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 RY493 - Difference between adjusted and non-adjusted matrix is &1 ?

  The SAP error message RY493, which states "Difference between adjusted and non-adjusted matrix is &1," typically occurs in the context of SAP's Profitability Analysis (CO-PA) module. This error indicates that there is a discrepancy between the adjusted and non-adjusted matrices in the profitability analysis, which can lead to inconsistencies in reporting and analysis.
  
  Cause:
  
  
  Data Inconsistency: The most common cause of this error is that the data in the adjusted matrix does not match the data in the non-adjusted matrix. This can happen due to incorrect or incomplete data entries, or if adjustments have been made that have not been properly reflected in the non-adjusted matrix.
  
  
  
  Configuration Issues: There may be configuration issues in the CO-PA settings that lead to discrepancies between the two matrices.
  
  
  Missing or Incorrect Settings: If certain settings related to the profitability analysis are not correctly configured, it can lead to differences in the matrices.
  
  
  Timing Issues: If adjustments are made