How To Fix M3559 - Batch & already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: M3 - Material Master

• Message number: 559

• Message text: Batch & already exists

What causes this issue?

You wanted to create a batch that already exists.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Correct the entry.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message M3559 - Batch & already exists ?

  The SAP error message M3559, which states "Batch & already exists," typically occurs when you are trying to create a batch record in the system, but a batch with the same identifier already exists in the database. This can happen in various scenarios, such as during goods receipt, production, or inventory management processes.
  Cause:
  
  Duplicate Batch Number: The most common cause is that the batch number you are trying to create or use is already in the system.
  Incorrect Batch Number Assignment: The system may be configured to automatically generate batch numbers, and there may be a conflict with the existing batch numbers.
  Batch Management Settings: The settings for batch management in the material master may not be configured correctly, leading to conflicts.
  
  Solution:
  
  Check Existing Batches: Use transaction codes like MM03 (Display Material) or MSC3N (Display Batch) to check if the batch number already exists for the material in question.
  Use a Different Batch Number: If the batch number is already in use, consider using a different batch number that complies with your organization’s naming conventions.
  Review Batch Management Configuration: Ensure that the batch management settings in the material master are correctly configured. You can check this in the material master under the "Plant Data / Storage" view.
  Batch Number Assignment: If your organization uses automatic batch number assignment, ensure that the number range is correctly defined and does not overlap with existing batches.
  Consult with SAP Support: If the issue persists, it may be beneficial to consult with your SAP support team or refer to SAP Notes for any known issues or patches related to batch management.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM01 (Create Material), MM02 (Change Material), MM03 (Display Material), MSC1N (Create Batch), and MSC2N (Change Batch).
  Batch Management Documentation: Review SAP documentation on batch management to understand how batches are created, managed, and the implications of batch number uniqueness.
  SAP Notes: Search for SAP Notes related to error M3559 for any specific fixes or updates that may address the issue.
  
  By following these steps, you should be able to resolve the M3559 error and successfully manage batch records in SAP.