How To Fix 12182 - External batch number assignment is not allowed for material type &1

SAP Error Message - Details

• Message type: E = Error

• Message class: 12 - Herstelldatum/Mindesthaltbarkeitsdatum/Chargen

• Message number: 182

• Message text: External batch number assignment is not allowed for material type &1

What causes this issue?

You want to create a batch for a material with material type <LS>&V1&
</> and have not entered a batch number. In Customizing, you have
defined for this material type that batch numbers cannot be assigned
externally.

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?

You can either change the Customizing setting for material type
<LS>&V1&</> to allow batch numbers to be assigned externally, or you do
not enter a batch number and instead let the system assign the batch
number automatically.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 12182 - External batch number assignment is not allowed for material type &1 ?

  The SAP error message 12182, "External batch number assignment is not allowed for material type &1," typically occurs when you are trying to assign an external batch number to a material that is not configured to allow this type of assignment. This is often related to the material type settings in the SAP system.
  Cause:
  
  Material Type Configuration: The material type you are working with does not allow external batch number assignment. This is defined in the material type settings in the SAP system.
  Batch Management Settings: The batch management settings for the material may not be configured to allow external batch numbers.
  Incorrect Batch Number Format: The batch number you are trying to assign may not conform to the expected format for external batch numbers.
  
  Solution:
  
  
  Check Material Type Settings:
  
  Go to the transaction code OMJ4 (or SPRO -> Logistics - General -> Material Master -> Batch Management -> Define Batch Management).
  Check the configuration for the specific material type (indicated by &1 in the error message) to see if external batch number assignment is allowed.
  
  
  
  Adjust Batch Management Settings:
  
  If external batch number assignment is not allowed, you may need to change the configuration to allow it. This may involve modifying the material type settings or creating a new material type that allows external batch numbers.
  
  
  
  Use Internal Batch Numbers:
  
  If changing the configuration is not feasible, consider using internal batch numbers instead of external ones for the material type in question.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or consult with your SAP Basis or functional team to understand the implications of changing batch management settings.
  
  
  
  Testing:
  
  After making any changes, perform tests to ensure that the external batch number assignment works as expected.
  
  
  
  Related Information:
  
  Batch Management: In SAP, batch management allows for the tracking of materials in batches, which can be useful for quality control, traceability, and inventory management.
  Material Types: Different material types in SAP have different characteristics and settings, which can affect how they are managed in the system.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM02 (Change Material), MM03 (Display Material), and OMJ4 (Batch Management settings) for managing materials and their configurations.
  
  If you continue to face issues after checking the above points, it may be beneficial to reach out to your SAP support team for further assistance.