How To Fix CP285 - Unit changed: Please check the conversion factors for the operations

SAP Error Message - Details

• Message type: E = Error

• Message class: CP - Task list messages: Core data

• Message number: 285

• Message text: Unit changed: Please check the conversion factors for the operations

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CP285 - Unit changed: Please check the conversion factors for the operations ?

  The SAP error message CP285 ("Unit changed: Please check the conversion factors for the operations") typically occurs in the context of production planning and control, particularly when dealing with operations in a routing or production order. This error indicates that there is a discrepancy in the unit of measure (UoM) used in the operations of a routing or production order, which can lead to issues in calculations related to quantities, times, or costs.
  
  Cause:
  
  Unit of Measure Mismatch: The error often arises when the unit of measure for the operation in the routing does not match the unit of measure defined for the material or the production order.
  Conversion Factors: If the conversion factors between different units of measure are not correctly defined or are inconsistent, this can lead to the error.
  Changes in Master Data: Changes in the material master data or routing data that affect the units of measure can trigger this