How To Fix MN577 - Difference between scale and condition bases (but same UoM or currency)

SAP Error Message - Details

• Message type: E = Error

• Message class: MN - Message class for subsequent settlement (Purchasing)

• Message number: 577

• Message text: Difference between scale and condition bases (but same UoM or currency)

What causes this issue?

The values for the scale and condition bases you entered differ, even
though the currency or unit is the same.

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?

You can save your entries. However, please check the data you entered.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MN577 - Difference between scale and condition bases (but same UoM or currency) ?

  The SAP error message MN577 indicates that there is a discrepancy between the scale and condition bases in a pricing procedure, even though they share the same unit of measure (UoM) or currency. This error typically arises in the context of pricing conditions in sales and distribution (SD) or materials management (MM) modules.
  Cause:
  
  Inconsistent Condition Records: The condition records for pricing may have been set up incorrectly, leading to differences in the scale and condition bases.
  Different UoM or Currency: Even if the UoM or currency appears to be the same, there may be underlying differences in how they are defined in the system.
  Incorrect Configuration: The pricing procedure may not be configured correctly, leading to mismatches in the expected scales and condition bases.
  Data Entry Errors: Manual entry errors during the creation of condition records can lead to discrepancies.
  
  Solution:
  
  
  Check Condition Records: Review the condition records for the pricing conditions involved. Ensure that the scales and bases are consistent and correctly defined.
  
  Use transaction codes like VK13 (Display Condition) to check the condition records.
  
  
  
  Review Pricing Procedure: Verify the pricing procedure configuration in the system. Ensure that the scales and condition bases are set up correctly.
  
  Use transaction code V/08 to check the pricing procedure configuration.
  
  
  
  Consistency in UoM and Currency: Ensure that the UoM and currency used in the condition records are consistent across all relevant records. If there are any discrepancies, correct them.
  
  
  Adjust Scale Values: If the scale values are incorrect, adjust them to match the expected values in the condition records.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on the pricing procedure and condition records.
  
  
  Testing: After making adjustments, perform tests to ensure that the error no longer occurs and that pricing calculations are correct.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as VK11 (Create Condition), VK12 (Change Condition), and VK13 (Display Condition) for managing condition records.
  Pricing Procedure Configuration: Understand how pricing procedures are configured in SAP, including the role of scales and condition bases.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide additional guidance on this error message.
  User Exits and Enhancements: If custom logic is involved in pricing, review any user exits or enhancements that may affect pricing calculations.
  
  By following these steps, you should be able to identify and resolve the cause of the MN577 error in SAP.