How To Fix WER_TEST008 - Base unit is not specified

WER_TEST008 - Overview

• Message type: E = Error

• Message class: WER_TEST - Messages used when testing the Rule Configuration App.

• Message number: 008

• Message text: Base unit is not specified

Self-Explanatory Message

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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message WER_TEST008 - Base unit is not specified ?

  SAP Error Message:
  WER_TEST008 - Base unit is not specified
  
  
  Cause:
  This error occurs when the system expects a base unit of measure for a material, but it is missing or not maintained in the material master data. The base unit of measure is a mandatory field in SAP for materials because it defines the standard unit in which stock quantities are managed.
  Typically, this error appears during processes like:
  
  Material creation or change (MM01/MM02)
  Goods movement postings (MIGO)
  Sales order processing (VA01)
  Production order processing
  Any transaction that requires the system to know the base unit of measure for the material
  
  
  
  Solution:
  
  
  Check and Maintain Base Unit of Measure:
  
  Go to transaction MM02 (Change Material).
  Enter the material number.
  Navigate to the Basic Data 1 view.
  Ensure that the Base Unit of Measure field is filled correctly.
  Save the changes.
  
  
  
  If Material is New:
  
  When creating a new material (MM01), make sure to specify the base unit of measure in the Basic Data view.
  
  
  
  Check Material Master Data