How To Fix MW328 - Item number not filled or value & invalid

SAP Error Message - Details

• Message type: E = Error

• Message class: MW - Messages IS-R / Allocation Tables

• Message number: 328

• Message text: Item number not filled or value & invalid

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 MW328 - Item number not filled or value & invalid ?

  The SAP error message MW328 ("Item number not filled or value & invalid") typically occurs in the context of inventory management or material document processing. This error indicates that the system expects an item number to be filled in a certain field, but it is either missing or contains an invalid value.
  Causes:
  
  Missing Item Number: The item number field is left blank when it is required.
  Invalid Item Number: The item number entered does not exist in the system or is not valid for the transaction being processed.
  Incorrect Document Type: The document type being used may not support the item number being entered.
  Data Entry Errors: Typographical errors or incorrect formatting in the item number can lead to this error.
  Configuration Issues: There may be issues with the configuration of the material types or document types in the system.
  
  Solutions:
  
  Check Item Number: Ensure that the item number is correctly entered and exists in the system. You can verify this by checking the material master data.
  Fill in Required Fields: Make sure that all mandatory fields, including the item number, are filled out correctly in the transaction.
  Review Document Type: Ensure that the document type you are using is appropriate for the item number and the transaction you are trying to perform.
  Correct Data Entry: Double-check for any typographical errors or incorrect formatting in the item number.
  Consult Configuration: If the issue persists, consult with your SAP configuration team to ensure that the material types and document types are set up correctly.
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may be using transaction codes like MIGO (Goods Movement), MB1A (Goods Withdrawal), or others related to inventory management.
  Material Master: You can check the material master data using transaction code MM03 to ensure that the item number is valid and active.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Authorization: Ensure that you have the necessary authorizations to perform the transaction involving the item number.
  
  If the problem continues after trying these solutions, it may be beneficial to consult with your SAP support team or refer to SAP documentation for further troubleshooting steps.