How To Fix RETAIL_ST_PLA_MSG020 - Unit of measure &1 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: RETAIL_ST_PLA_MSG - RETAIL_ST_PLA_MSG

• Message number: 020

• Message text: Unit of measure &1 does not exist

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 RETAIL_ST_PLA_MSG020 - Unit of measure &1 does not exist ?

  The SAP error message RETAIL_ST_PLA_MSG020 indicates that the unit of measure (UoM) specified in a transaction or configuration does not exist in the system. This error typically arises in retail scenarios where specific units of measure are required for inventory management, sales, or purchasing processes.
  Cause:
  
  Missing Unit of Measure: The specified unit of measure (e.g., "EA" for each, "KG" for kilograms) is not defined in the system.
  Incorrect Configuration: The unit of measure may be incorrectly configured in the material master or in the relevant transaction.
  Data Entry Error: There may be a typo or incorrect entry when specifying the unit of measure in a transaction.
  Master Data Issues: The material master data may not have the required unit of measure set up properly.
  
  Solution:
  
  
  Check Unit of Measure Configuration:
  
  Go to the transaction code CUNI (Unit of Measure Conversion) to check if the unit of measure exists.
  If it does not exist, you can create it or modify existing units as necessary.
  
  
  
  Verify Material Master Data:
  
  Use transaction code MM03 to display the material master data and check the units of measure assigned to the material.
  Ensure that the unit of measure you are trying to use is included in the material master.
  
  
  
  Create or Update Unit of Measure:
  
  If the unit of measure is missing, you can create it using transaction code CUNI or through the material master data maintenance (MM01).
  Ensure that the unit of measure is correctly assigned to the relevant material types and sales organizations.
  
  
  
  Check Transaction Input:
  
  Review the transaction where the error occurred to ensure that the unit of measure is entered correctly without any typos.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for additional guidance on managing units of measure in your specific version of SAP.
  
  
  
  Related Information:
  
  Unit of Measure Types: Understand the different types of units of measure (base unit, sales unit, purchasing unit) and how they relate to each other.
  Material Master Views: Familiarize yourself with the different views in the material master that relate to units of measure, such as Basic Data, Sales, and Purchasing views.
  SAP Notes: Check SAP Notes for any known issues or patches related to unit of measure errors.
  User Roles and Authorizations: Ensure that you have the necessary authorizations to create or modify units of measure and material master data.
  
  By following these steps, you should be able to resolve the error message RETAIL_ST_PLA_MSG020 and ensure that the unit of measure is correctly configured in your SAP system.