How To Fix NAA105 - Error during conversion of billing unit &1 to condition unit &2

NAA105 - Overview

• Message type: E = Error

• Message class: NAA - Subsequent settlement (Purchasing)

• Message number: 105

• Message text: Error during conversion of billing unit &1 to condition unit &2

What causes this issue?

Conversion of billing unit &V1& to condition unit &V2& of the condition
basis is not possible.

System Response

The business volume data is not updated, as the business volume for the
condition basis is missing.

How to fix this error?

Ensure that the system is able to determine the business volume in the
form given above.
A suitable conversion unit for this should be determined in the material
master (alternative unit of measure) or info record. The system tried to
carry out the conversion using this data (material master, info record),
but failed.
If necessary, contact your system administrator.

If you have the necessary authorization, you can maintain the material
master directly.
AUFRUF DER TRANSAKTION MATERIALSTAMM AENDERN

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

<DS:TRAN.MM02>Perform function</>
If you have the necessary authorization, you can maintain the info
record directly.
AUFRUF DER TRANSAKTION INFOSATZ AENDERN
<DS:TRAN.ME12>Perform function</>
ENDIF
The supplier billing document concerned has number &V3&, item &V4&.

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 NAA105 - Error during conversion of billing unit &1 to condition unit &2 ?

  The SAP error message NAA105, which states "Error during conversion of billing unit &1 to condition unit &2," typically occurs in the context of pricing and billing in SAP. This error indicates that there is an issue with the conversion of units of measure (UoM) between the billing unit and the condition unit in a pricing procedure.
  
  Cause:
  
  
  Unit of Measure Configuration: The error often arises when there is a mismatch or incorrect configuration in the units of measure. This can happen if the conversion factors between the billing unit and the condition unit are not defined properly in the system.
  
  
  Missing Conversion Factors: If the conversion factors for the units of measure are not maintained in the system, SAP will not be able to convert the billing unit to the condition unit, leading to this error.
  
  
  Incorrect Master Data: The master data for materials, customers, or pricing conditions may have incorrect or inconsistent