How To Fix 64350 - Reference unit must have a positive number

SAP Error Message - Details

• Message type: E = Error

• Message class: 64 - Treasury Management: Securities

• Message number: 350

• Message text: Reference unit must have a positive number

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message 64350 - Reference unit must have a positive number ?

  The SAP error message 64350, "Reference unit must have a positive number," typically occurs in the context of materials management or inventory management when a transaction is being processed that involves quantities or units of measure. This error indicates that the system expects a positive numeric value for a reference unit, but it has received a zero or negative value instead.
  Causes:
  
  Incorrect Input: The user may have entered a zero or negative value in a field that requires a positive number.
  Data Configuration Issues: The material master data or the configuration of the relevant transaction may not be set up correctly, leading to invalid values being processed.
  Batch Management: If batch management is enabled, the batch might not have a valid quantity associated with it.
  Custom Code or Enhancements: If there are custom developments or enhancements in the system, they might be causing unexpected behavior.
  
  Solutions:
  
  Check Input Values: Review the input values in the transaction where the error occurred. Ensure that all quantities and reference units are positive numbers.
  Review Material Master Data: Check the material master data for the item being processed. Ensure that the units of measure and other relevant fields are correctly configured.
  Batch Information: If applicable, check the batch information to ensure that it has a valid quantity and is not set to zero or negative.
  Transaction Context: Understand the context of the transaction. If it involves multiple items or components, ensure that all of them have valid quantities.
  Debugging: If the issue persists, consider debugging the transaction to identify where the invalid value is being set or processed.
  Consult Documentation: Review SAP documentation or notes related to the specific transaction or module to see if there are known issues or additional configuration steps required.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Transaction Codes: Familiarize yourself with the transaction codes involved in the process where the error occurs (e.g., MIGO, MB1A, etc.).
  User Roles and Authorizations: Ensure that the user has the necessary roles and authorizations to perform the transaction, as sometimes restrictions can lead to unexpected errors.
  Testing in Development: If you have access to a development or test environment, try replicating the issue there to better understand the cause without affecting production data.
  
  If the problem continues after checking these areas, it may be beneficial to consult with your SAP support team or a technical consultant who can provide more in-depth analysis and assistance.