How To Fix MY026 - Non-convertible units of measure in document & for material &

SAP Error Message - Details

• Message type: E = Error

• Message class: MY - Messages for Balance Sheet Valuation(Low.Val.Det./LIFO/FIFO)

• Message number: 026

• Message text: Non-convertible units of measure in document & for material &

What causes this issue?

Document &V1& contains a unit of measure which cannot be converted into
the base unit of measure for the material specified.

How to fix this error?

Display the document. Compare the units of measure in the document with
the units of measure maintained for material &V2& in the material master
record; add the missing unit of measure to the material master record.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MY026 - Non-convertible units of measure in document & for material & ?

  The SAP error message MY026, which states "Non-convertible units of measure in document & for material &," typically occurs when there is an issue with the units of measure (UoM) used in a transaction involving materials. This error indicates that the system cannot convert the units of measure specified in the document for the material in question.
  Causes:
  
  
  Incompatible Units of Measure: The units of measure used in the transaction do not have a defined conversion factor in the system. For example, if you are trying to convert between units like "liters" and "gallons" without a conversion factor, this error will occur.
  
  
  Missing Conversion Factors: The conversion factors between the base unit of measure and the alternative units of measure may not be set up in the material master data.
  
  
  Incorrect Material Master Data: The material master may not be configured correctly, leading to issues with unit conversions.
  
  
  Transaction Type Issues: The type of transaction being performed (e.g., goods movement, invoice verification) may not support the units of measure being used.
  
  
  Solutions:
  
  
  Check Material Master Data:
  
  Go to the material master record (transaction code MM03) and check the units of measure tab.
  Ensure that the base unit of measure and any alternative units of measure have the correct conversion factors defined.
  
  
  
  Define Conversion Factors:
  
  If conversion factors are missing, you can define them in the material master. This can be done in the "Units of Measure" section of the material master data.
  
  
  
  Review Transaction Data:
  
  Check the document that triggered the error. Ensure that the units of measure used in the document are correct and compatible with the material.
  
  
  
  Consult with SAP Configuration:
  
  If you are unsure about how to set up or modify the material master data, consult with your SAP configuration team or a functional consultant who specializes in materials management.
  
  
  
  Testing:
  
  After making changes, perform a test transaction to ensure that the error no longer occurs.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  MM03 (Display Material Master)
  MM02 (Change Material Master)
  ME21N (Create Purchase Order) or other relevant transaction codes depending on where the error occurs.
  
  
  
  Documentation: 
  
  Refer to SAP Help documentation for detailed information on units of measure and material master data management.
  
  
  
  SAP Notes: 
  
  Check SAP Notes for any known issues or patches related to this error message.
  
  
  
  By following these steps, you should be able to identify the cause of the MY026 error and implement a solution to resolve it.