How To Fix MPE_PLAN_EXEC018 - Base UOM of &1 and &2 differ

SAP Error Message - Details

• Message type: E = Error

• Message class: MPE_PLAN_EXEC - Message Class for Planning to Execution

• Message number: 018

• Message text: Base UOM of &1 and &2 differ

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MPE_PLAN_EXEC018 - Base UOM of &1 and &2 differ ?

  The SAP error message MPE_PLAN_EXEC018 indicates that there is a discrepancy between the base unit of measure (UOM) for two materials or items involved in a planning or execution process. This typically occurs in scenarios where materials are being compared, transferred, or processed, and their units of measure do not match.
  
  Cause:
  The error arises when:
  
  Two materials (e.g., a component and a finished product) are being processed together, but they have different base units of measure.
  For example, one material might be measured in kilograms (kg) while the other is measured in grams (g), leading to a mismatch.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Material Master Data:
  
  Go to the material master records for both materials involved in the error.
  Verify the base unit of measure for each material. You can do this by navigating to the material master (transaction code MM03).
  
  
  
  Standardize Units of Measure:
  
  If the base UOMs are different, you may