How To Fix WR189 - Error reading customer number of plant &

WR189 - Overview

• Message type: E = Error

• Message class: WR - Messages for Revaluation at Retail

• Message number: 189

• Message text: Error reading customer number of plant &

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message WR189 - Error reading customer number of plant & ?

  SAP Error Message:
  WR189 - Error reading customer number of plant &
  
  
  Cause:
  This error typically occurs when SAP tries to read the customer number associated with a specific plant but fails. The root causes can include:
  
  The customer master data for the plant is missing or incomplete.
  The plant is not assigned to a customer in the system.
  Inconsistent or incorrect configuration in the customer-plant relationship.
  Data inconsistencies in tables like KNVP (Customer Master Partner Functions) or TVKOV (Customer-Plant assignments).
  Authorization issues preventing the system from reading the customer data.
  
  
  Explanation:
  In SAP SD (Sales and Distribution) or MM (Materials Management) modules, certain processes require the system to determine the customer number linked to a particular plant. For example, during sales order processing or delivery creation, the system needs to know the customer number for the plant to check pricing, shipping conditions, or partner functions.
  If the system cannot find or read this customer number, it throws the WR189 error.
  
  
  Solution:
  
  
  Check