/ACCGO/MCK_MAINT898 - UoM conversion failed; from supplied UoM to BOM header UoM

SAP Error Message - Details

• Message type: E = Error

• Message class: /ACCGO/MCK_MAINT -

• Message number: 898

• Message text: UoM conversion failed; from supplied UoM to BOM header UoM

Self-Explanatory Message

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AnswerBot

• What is the cause and solution for SAP error message /ACCGO/MCK_MAINT898 - UoM conversion failed; from supplied UoM to BOM header UoM ?

  The SAP error message /ACCGO/MCK_MAINT898 UoM conversion failed; from supplied UoM to BOM header UoM typically occurs in the context of Material Management (MM) or Production Planning (PP) when there is an issue with unit of measure (UoM) conversions during the processing of a Bill of Materials (BOM). Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  
  Inconsistent UoM Settings: The UoM used in the transaction does not match or cannot be converted to the UoM defined in the BOM header. This can happen if the UoM conversion factors are not set up correctly in the system.
  
  
  Missing Conversion Factors: If the conversion factors between the UoMs are not defined in the material master data, the system will not be able to perform the conversion.
  
  
  Incorrect BOM Configuration: The BOM may be configured incorrectly, or the UoM used in the BOM may not be compatible with the UoM being supplied in the transaction.
  
  
  Data Inconsistencies: There may be inconsistencies in the master data, such as the material master or BOM data, which can lead to conversion failures.
  
  
  Solutions:
  
  
  Check UoM Configuration:
  
  Go to the material master (transaction code MM03) and check the UoM settings for the material in question.
  Ensure that the UoM used in the transaction is defined in the material master and that conversion factors are set up correctly.
  
  
  
  Define Conversion Factors:
  
  If conversion factors are missing, you can define them in the material master under the UoM section. Use transaction code MM02 to update the material master.
  
  
  
  Review BOM Settings:
  
  Check the BOM (transaction code CS03) to ensure that the header UoM is correctly defined and that it matches the UoM being supplied in the transaction.
  
  
  
  Validate Data Consistency:
  
  Run consistency checks on the BOM and material master data to identify any discrepancies. You can use transaction codes like CS15 to check for BOMs or MM17 for mass changes.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to UoM conversions and BOM processing for any specific guidelines or known issues.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance, especially if this is a recurring issue.
  
  
  
  Related Information:
  
  Unit of Measure (UoM): In SAP, UoM is a critical aspect of material management, and it defines how quantities of materials are measured and managed.
  BOM (Bill of Materials): A BOM is a comprehensive list of materials, components, and assemblies required to manufacture a product.
  Material Master: The material master contains all the information related to a material, including its UoM, which is essential for inventory management and production planning.
  
  By addressing the above points, you should be able to resolve the UoM conversion error in SAP.