How To Fix MA379 - Please maintain the quantity/currency unit

SAP Error Message - Details

• Message type: E = Error

• Message class: MA - Sales and Operations Planning

• Message number: 379

• Message text: Please maintain the quantity/currency unit

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MA379 - Please maintain the quantity/currency unit ?

  The SAP error message MA379 ("Please maintain the quantity/currency unit") typically occurs in the context of materials management, particularly when dealing with purchasing documents, inventory management, or material master data. This error indicates that the system requires a quantity or currency unit to be specified, but it has not been provided.
  Cause:
  
  Missing Quantity or Currency Unit: The most common cause is that the quantity or currency unit fields are left blank in a transaction where they are required.
  Incorrect Configuration: There may be issues with the configuration of the material master or purchasing info records that do not define the necessary units.
  Data Entry Errors: Users may inadvertently skip fields or enter incorrect data formats that lead to this error.
  
  Solution:
  
  Check Input Fields: Ensure that all required fields, especially the quantity and currency unit fields, are filled in correctly. This includes checking for any leading or trailing spaces that might cause the system to interpret the input as empty.
  Review Material Master Data: Go to the material master record and verify that the quantity and currency units are correctly defined. You can do this by using transaction code MM03 to display the material master and check the relevant views (e.g., Basic Data, Purchasing).
  Check Purchasing Info Records: If the error occurs during a purchase order creation, check the purchasing info records using transaction code ME13 to ensure that the necessary units are maintained.
  Configuration Settings: If you have access to configuration settings, check the settings in the relevant modules (e.g., Materials Management) to ensure that the units of measure are correctly defined and linked to the materials.
  User Training: If this error is frequently encountered, consider providing additional training to users on the importance of filling in all required fields in transactions.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM01 (Create Material), MM02 (Change Material), ME21N (Create Purchase Order), and ME22N (Change Purchase Order).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for relevant notes in the SAP Support Portal.
  Documentation: Refer to SAP documentation or help files for detailed information on material management processes and the importance of maintaining accurate data.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in materials management for further assistance.