How To Fix WW039 - No material number was assigned

SAP Error Message - Details

• Message type: E = Error

• Message class: WW - Material group master maintenance

• Message number: 039

• Message text: No material number was assigned

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 WW039 - No material number was assigned ?

  The SAP error message WW039 ("No material number was assigned") typically occurs in scenarios where a material number is expected but not provided. This can happen in various transactions, such as when creating a purchase order, sales order, or during inventory management processes.
  Causes:
  
  Missing Material Master Record: The material number may not exist in the system, meaning it hasn't been created or has been deleted.
  Incorrect Configuration: The system may be incorrectly configured, leading to the inability to assign a material number.
  Data Entry Error: Users may have forgotten to enter a material number or entered it incorrectly.
  Transaction Type: Certain transaction types may require a material number, and if the transaction is not set up correctly, it may lead to this error.
  Authorization Issues: Users may not have the necessary permissions to view or assign material numbers.
  
  Solutions:
  
  Check Material Master: Verify if the material number exists in the Material Master (transaction code MM03). If it does not exist, create it using transaction code MM01.
  Review Transaction Data: Ensure that all required fields are filled out correctly in the transaction. Double-check for any missing or incorrect entries.
  Configuration Review: If the issue persists, review the configuration settings related to the specific transaction type. This may require assistance from a functional consultant.
  User Training: Provide training to users to ensure they understand the importance of entering material numbers and how to do so correctly.
  Authorization Check: Ensure that the user has the necessary authorizations to access and assign material numbers.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM01 (Create Material), MM02 (Change Material), and MM03 (Display Material).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Documentation: Review SAP documentation for the specific module you are working with (e.g., MM for Materials Management) to understand the requirements for material number assignment.
  Support: If the issue cannot be resolved internally, consider reaching out to SAP support for further assistance.
  
  By following these steps, you should be able to identify the cause of the WW039 error and implement a solution to resolve it.