How To Fix KZ645 - Rounding difference is subtracted from &&

SAP Error Message - Details

• Message type: E = Error

• Message class: KZ - Cost Object Repetitive Mfg / Process Mfg

• Message number: 645

• Message text: Rounding difference is subtracted from &&

What causes this issue?

The rounding difference is subtracted. This means that an offsetting
posting is made at the level of cost object node and cost element that
sets the value to zero. This posting is only made in CO and has no
effect on Financial Acounting.

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 KZ645 - Rounding difference is subtracted from && ?

  The SAP error message KZ645, which states "Rounding difference is subtracted from &&," typically occurs in the context of financial transactions, particularly during the posting of documents in SAP. This message indicates that there is a rounding difference that needs to be addressed, and it is being subtracted from a specific account or amount.
  Cause:
  
  
  Currency Conversion: The rounding difference often arises during currency conversion when the system needs to convert amounts from one currency to another. Due to the nature of currency conversion, the resulting amount may not be a whole number, leading to rounding discrepancies.
  
  
  Decimal Places: Different currencies may have different rules regarding the number of decimal places. If the source and target currencies have different decimal precision, this can lead to rounding issues.
  
  
  Configuration Settings: The configuration settings in the SAP system regarding rounding rules may not be set up correctly, leading to discrepancies during calculations.
  
  
  Document Splitting: If document splitting is enabled, it may cause rounding differences when splitting amounts across different segments.
  
  
  Solution:
  
  
  Check Currency Settings: Review the currency settings in the SAP system to ensure that the decimal places are configured correctly for the currencies involved in the transaction.
  
  
  Adjust Rounding Rules: If necessary, adjust the rounding rules in the configuration settings. This can be done in the Financial Accounting (FI) module under the settings for currency and rounding.
  
  
  Review Document: Check the document that is causing the error for any discrepancies in amounts or currency conversions. Ensure that all amounts are entered correctly.
  
  
  Manual Adjustment: If the rounding difference is small, you may consider making a manual adjustment to the affected account to balance the rounding difference.
  
  
  Consult SAP Notes: Look for relevant SAP Notes or documentation that may provide additional insights or solutions specific to your version of SAP.
  
  
  Testing: After making changes, perform testing to ensure that the issue is resolved and that no new issues arise from the adjustments.
  
  
  Related Information:
  
  Transaction Codes: You may want to check transaction codes like FB01 (Post Document), FB50 (G/L Account Document Entry), or others related to financial postings to see where the error occurs.
  SAP Support: If the issue persists, consider reaching out to SAP support or consulting with an SAP expert who can provide more tailored assistance based on your specific configuration and version of SAP.
  Documentation: Review SAP documentation related to financial postings and currency conversion for more detailed guidance on handling rounding differences.
  
  By addressing the underlying causes and following the suggested solutions, you should be able to resolve the KZ645 error message effectively.