How To Fix C$593 - Enter a valid unit of measurement

SAP Error Message - Details

• Message type: E = Error

• Message class: C$ -

• Message number: 593

• Message text: Enter a valid unit of measurement

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message C$593 - Enter a valid unit of measurement ?

  The SAP error message C$593, which states "Enter a valid unit of measurement," typically occurs when a user attempts to enter a quantity in a transaction or document without specifying a valid unit of measurement (UoM) or when the UoM entered is not recognized by the system.
  Causes:
  
  Invalid Unit of Measurement: The unit of measurement entered does not exist in the system or is not defined for the material being processed.
  Missing UoM in Material Master: The material master record may not have a valid UoM defined for the specific transaction or context.
  Incorrect Configuration: The configuration settings for units of measurement in the system may not be set up correctly.
  Data Entry Error: A typographical error or incorrect format may have been used when entering the UoM.
  
  Solutions:
  
  
  Check the Unit of Measurement:
  
  Verify that the UoM you are trying to enter is valid and exists in the system. You can do this by checking the UoM list in SAP.
  Use transaction code CUNI to view and manage units of measurement.
  
  
  
  Review Material Master Data:
  
  Check the material master record for the specific material to ensure that the UoM is defined correctly. You can do this using transaction code MM03 (Display Material).
  Ensure that the UoM is maintained in the relevant views (e.g., Basic Data, Purchasing, Sales).
  
  
  
  Correct Configuration:
  
  If you have access, review the configuration settings for units of measurement in the system. This may involve checking the settings in the IMG (Implementation Guide) under Logistics or Material Management.
  
  
  
  Data Entry:
  
  Double-check the entry for any typographical errors or incorrect formats. Ensure that you are using the correct abbreviation for the UoM.
  
  
  
  Consult Documentation:
  
  If you are unsure about the valid UoMs for a specific material or process, consult the relevant SAP documentation or your organization's SAP support team.
  
  
  
  User Authorization:
  
  Ensure that you have the necessary authorizations to access and modify the material master data or UoM settings.
  
  
  
  Related Information:
  
  Unit of Measurement Types: SAP supports various types of UoMs, such as base units, alternative units, and sales units. Understanding these can help in troubleshooting.
  Transaction Codes: Familiarize yourself with relevant transaction codes like MM01 (Create Material), MM02 (Change Material), and MM03 (Display Material) for managing material data.
  SAP Notes: Check SAP Notes for any known issues or patches related to UoM errors.
  
  If the issue persists after following these steps, it may be beneficial to reach out to your SAP support team for further assistance.