How To Fix WW095 - The base unit of measure does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: WW - Material group master maintenance

• Message number: 095

• Message text: The base unit of measure does not exist

How to fix this error?

Enter another base unit of measure or create another
<DS:SIMG.SIMG_CFMENUOLQSOQ02>unit of measure</> in Customizing.
INCLUDE ISR_CUSTOMIZING

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WW095 - The base unit of measure does not exist ?

  The SAP error message WW095, which states "The base unit of measure does not exist," typically occurs when there is an issue with the unit of measure (UoM) configuration in the system. This error can arise in various scenarios, such as when creating or modifying material master records, during inventory management, or while processing purchase orders.
  Cause:
  
  Missing Base Unit of Measure: The base unit of measure for a material is not defined in the material master record.
  Incorrect Configuration: The unit of measure settings in the material master may be incorrectly configured or not aligned with the relevant settings in the system.
  Data Inconsistency: There may be inconsistencies in the data, such as missing entries in the unit of measure tables.
  Material Type Restrictions: Certain material types may have restrictions on the units of measure that can be used.
  
  Solution:
  
  
  Check Material Master Record:
  
  Go to transaction code MM03 (Display Material) and enter the material number.
  Check the Basic Data view to ensure that the base unit of measure is defined.
  If it is missing, you can add it using transaction code MM02 (Change Material).
  
  
  
  Define Base Unit of Measure:
  
  If the base unit of measure is not defined, you can define it in the material master by selecting the appropriate unit of measure in the Basic Data view.
  
  
  
  Check Unit of Measure Settings:
  
  Ensure that the unit of measure is correctly configured in the system. You can check this in transaction code OMN1 (Define Units of Measure).
  Verify that the base unit of measure is set up correctly in the UoM configuration.
  
  
  
  Review Material Type Settings:
  
  Check if the material type allows the use of the specified unit of measure. You can review the settings in transaction code OMS2 (Define Material Types).
  
  
  
  Data Consistency Check:
  
  Run a consistency check on the material master data to identify any discrepancies. This can be done using transaction code MMR1 (Material Master Data Consistency Check).
  
  
  
  Consult Documentation:
  
  If the issue persists, consult SAP documentation or reach out to your SAP support team for further assistance.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  MM01: Create Material
  MM02: Change Material
  MM03: Display Material
  OMN1: Define Units of Measure
  OMS2: Define Material Types
  MMR1: Material Master Data Consistency Check
  
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  
  
  User Authorization: Ensure that you have the necessary authorizations to make changes to the material master data.
  
  
  By following these steps, you should be able to resolve the WW095 error and ensure that the base unit of measure is correctly defined for the materials in your SAP system.