How To Fix CMP_NEW156 - New unit of measure &1 not allowed for article &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CMP_NEW - Billing: Complaint Management

• Message number: 156

• Message text: New unit of measure &1 not allowed for article &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CMP_NEW156 - New unit of measure &1 not allowed for article &2 ?

  The SAP error message CMP_NEW156 indicates that a new unit of measure (UoM) you are trying to assign to an article (material) is not allowed. This typically occurs in the context of material management or inventory management processes within SAP.
  Cause:
  
  Unit of Measure Configuration: The unit of measure you are trying to use may not be configured correctly in the system. This could be due to missing entries in the unit of measure table or incorrect settings in the material master data.
  Article Settings: The article (material) may have specific settings that restrict the use of certain units of measure. For example, the article might be set to only allow specific UoMs based on its category or type.
  Conversion Factors: If the new unit of measure does not have a defined conversion factor with the base unit of measure, the system will not allow it.
  Material Type Restrictions: Certain material types may have restrictions on the units of measure that can be used.
  
  Solution:
  
  
  Check Unit of Measure Configuration:
  
  Go to the transaction code OMN3 to check the unit of measure settings.
  Ensure that the new unit of measure is defined in the system and is active.
  
  
  
  Review Material Master Data:
  
  Use transaction code MM03 to display the material master data for the article in question.
  Check the "Basic Data" and "Sales Org. Data" views to see if the new unit of measure is allowed.
  
  
  
  Define Conversion Factors:
  
  If the new unit of measure is not defined with a conversion factor, you can define it using transaction code CUNI (Unit of Measure Conversion).
  Ensure that the conversion from the base unit of measure to the new unit of measure is correctly set up.
  
  
  
  Check Material Type Settings:
  
  Review the material type settings to see if there are any restrictions on the units of measure that can be used.
  You can check this in the configuration settings under SPRO > Logistics - General > Material Master > Basic Settings > Define Attributes of Material Types.
  
  
  
  Consult Documentation: If you are unsure about the settings or configurations, refer to SAP documentation or consult with your SAP support team for further assistance.
  
  
  Related Information:
  
  Transaction Codes: 
  
  MM03 - Display Material Master
  CUNI - Unit of Measure Conversion
  OMN3 - Maintain Units of Measure
  
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional guidance.
  User Roles: Ensure that you have the necessary authorizations to make changes to material master data and unit of measure settings.
  
  By following these steps, you should be able to identify the cause of the error and implement the necessary changes to resolve it.