How To Fix WB081 - No units of measure maintained for material &

SAP Error Message - Details

• Message type: E = Error

• Message class: WB - Messages for assortment list

• Message number: 081

• Message text: No units of measure maintained for material &

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 WB081 - No units of measure maintained for material & ?

  The SAP error message WB081 ("No units of measure maintained for material &") typically occurs when you are trying to perform an operation related to a material that does not have any units of measure (UoM) defined in the system. This can happen in various transactions, such as when creating a purchase order, sales order, or during inventory management activities.
  Cause:
  
  Missing Units of Measure: The material master record for the specified material does not have any units of measure defined.
  Incorrect Material Type: The material type may not be set up correctly to allow for the definition of units of measure.
  Data Inconsistency: There may be inconsistencies in the material master data that prevent the system from recognizing the units of measure.
  
  Solution:
  To resolve the WB081 error, you can follow these steps:
  
  
  Check Material Master Data:
  
  Go to transaction code MM03 (Display Material) and enter the material number that is causing the error.
  Navigate to the "Basic Data" or "Purchasing" views to check if the units of measure are maintained.
  
  
  
  Maintain Units of Measure:
  
  If no units of measure are maintained, you can add them by using transaction code MM02 (Change Material).
  Select the relevant views (e.g., Basic Data, Purchasing) and ensure that the units of measure are defined. You can add the base unit of measure and any alternative units of measure as needed.
  
  
  
  Check Material Type Configuration:
  
  Ensure that the material type allows for the maintenance of units of measure. This can be checked in the configuration settings (transaction code SPRO).
  Navigate to Logistics - General > Material Master > Basic Settings > Material Types and verify the settings for the specific material type.
  
  
  
  Data Consistency Check:
  
  If you suspect data inconsistencies, you can run a consistency check using transaction code MM02 to see if there are any issues with the material master data.
  
  
  
  Consult Documentation:
  
  If you are unsure about the correct units of measure to use, consult your organization's documentation or guidelines regarding material management.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  MM01: Create Material
  MM02: Change Material
  MM03: Display Material
  MMBE: Stock Overview
  
  
  Unit of Measure Tables:
  
  The relevant tables for units of measure include MARM (Units of Measure for Material) and MARA (General Material Data).
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  
  By following these steps, you should be able to resolve the WB081 error and ensure that the material has the necessary units of measure maintained in the system.