How To Fix LB803 - Batch number cannot be assigned

SAP Error Message - Details

• Message type: E = Error

• Message class: LB - Logistics: Batch - Management

• Message number: 803

• Message text: Batch number cannot be assigned

What causes this issue?

Due to the formation of internal batch numbers, part of the number is
overwritten.

System Response

The number range set for internal batch number assignment is too large.

How to fix this error?

Inform your system administrator.

Procedure for System Administrators

Number ranges have to be defined in such a way that no characters are
lost through the formation of batch numbers. If this is not possible,
You have to assign batch numbers a different way.

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message LB803 - Batch number cannot be assigned ?

  The SAP error message LB803, which states "Batch number cannot be assigned," typically occurs in the context of batch management in SAP. This error can arise for several reasons, and understanding the cause is essential for finding a solution. Here are some common causes and their corresponding solutions:
  Causes of Error LB803
  
  
  Batch Not Available: The batch number you are trying to assign may not exist or may not be available for the material in question.
  
  
  Batch Status: The batch may be in a status that does not allow it to be assigned (e.g., it could be blocked or marked for deletion).
  
  
  Batch Management Settings: The material may not be set up for batch management, or the batch management settings may not be correctly configured.
  
  
  Plant/Storage Location Issues: The batch may not be valid for the specific plant or storage location you are working with.
  
  
  Batch Determination Issues: If batch determination is being used, there may be issues with the criteria set for batch selection.
  
  
  Stock Type Restrictions: The stock type of the batch may not allow it to be assigned to the transaction you are attempting.
  
  
  Solutions to Error LB803
  
  
  Check Batch Availability:
  
  Verify that the batch number exists in the system and is available for the material you are trying to process.
  Use transaction code MSC3N to display the batch and check its status.
  
  
  
  Review Batch Status:
  
  Check the status of the batch to ensure it is not blocked or marked for deletion. You can do this in the batch master data.
  
  
  
  Verify Material Settings:
  
  Ensure that the material is set up for batch management. You can check this in the material master (transaction code MM03).
  
  
  
  Check Plant and Storage Location:
  
  Confirm that the batch is valid for the specific plant and storage location. You can check this in the batch master data.
  
  
  
  Review Batch Determination Settings:
  
  If batch determination is being used, review the settings and criteria to ensure they are correctly configured.
  
  
  
  Check Stock Type:
  
  Ensure that the stock type of the batch allows it to be assigned to the transaction. For example, if the batch is in blocked stock, it cannot be assigned.
  
  
  
  Consult SAP Notes:
  
  Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  
  
  Additional Information
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM03 (Display Material), MSC3N (Display Batch), and MB1A (Goods Withdrawal) to help diagnose the issue.
  User Authorizations: Ensure that you have the necessary authorizations to view and manage batches in the system.
  Documentation: Refer to SAP documentation or help files for more detailed information on batch management and error handling.
  
  If the issue persists after checking these areas, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in batch management.