How To Fix IW859 - Correct the units for component: &1 &2

SAP Error Message - Details

• Message type: E = Error

• Message class: IW - Order Processing

• Message number: 859

• Message text: Correct the units for component: &1 &2

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message IW859 - Correct the units for component: &1 &2 ?

  The SAP error message IW859, which states "Correct the units for component: &1 &2," typically occurs in the context of work order management or maintenance planning. This error indicates that there is a mismatch or inconsistency in the units of measure for a component in a work order or maintenance task.
  Cause:
  
  Unit of Measure Mismatch: The unit of measure for the component specified in the work order does not match the expected unit of measure defined in the material master or BOM (Bill of Materials).
  Incorrect Configuration: The configuration of the material or component may not be set up correctly, leading to discrepancies in how units are defined or interpreted.
  Data Entry Errors: Manual entry errors during the creation of the work order or BOM can lead to incorrect units being assigned to components.
  
  Solution:
  
  
  Check Material Master: Verify the unit of measure defined in the material master for the component. Ensure that it matches the unit of measure expected in the work order.
  
  Transaction Code: MM03 (Display Material)
  
  
  
  Review BOM: If the component is part of a BOM, check the BOM to ensure that the units of measure are consistent and correctly defined.
  
  Transaction Code: CS03 (Display BOM)
  
  
  
  Adjust Work Order: If the work order has been created with incorrect units, you may need to adjust the work order to correct the units for the component.
  
  Transaction Code: IW32 (Change Work Order)
  
  
  
  Check Configuration: If the issue persists, review the configuration settings related to units of measure in the SAP system. This may involve checking the settings in the customizing (SPRO) related to material management and work order processing.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on handling unit of measure issues in your version of SAP.
  
  
  Related Information:
  
  Unit of Measure (UoM): In SAP, each material can have multiple units of measure (base unit, alternative units, etc.). Ensure that the correct unit is being used in the context of the work order.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as IW31 (Create Work Order), IW32 (Change Work Order), and IW33 (Display Work Order) for managing work orders.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message, as there may be specific fixes or updates available.
  
  By following these steps, you should be able to identify and resolve the issue causing the IW859 error message in SAP.