How To Fix 8B308 - Sub.Trib. for unit price &1 and ICMS rate &2 is negative

8B308 - Overview

• Message type: E = Error

• Message class: 8B - Localization (Brazil)

• Message number: 308

• Message text: Sub.Trib. for unit price &1 and ICMS rate &2 is negative

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message 8B308 - Sub.Trib. for unit price &1 and ICMS rate &2 is negative ?

  The SAP error message 8B308 indicates that there is an issue with the calculation of the unit price and ICMS (Imposto sobre Circulação de Mercadorias e Serviços) rate in a transaction. Specifically, it states that the unit price and ICMS rate cannot be negative, which is not allowed in the system.
  
  Cause:
  
  Negative Values: The most common cause of this error is that either the unit price or the ICMS rate has been entered as a negative value. This can happen due to data entry errors or incorrect calculations in the pricing conditions.
  
  Configuration Issues: There may be issues in the configuration of pricing procedures or tax determination that lead to incorrect values being calculated.
  Master Data Issues: Incorrect or incomplete master data for materials, customers, or vendors can also lead to negative pricing or tax rates.
  
  
  Solution:
  
  Check Input Values: Review the transaction data to ensure that the unit price and ICMS rate are entered