How To Fix ARUN_MAIN021 - Cannot define ôAssign Batchesö field for material &1, DC &2

ARUN_MAIN021 - Overview

• Message type: E = Error

• Message class: ARUN_MAIN -

• Message number: 021

• Message text: Cannot define ôAssign Batchesö field for material &1, DC &2

What causes this issue?

You have not met the following conditions:
You have changed the value from "1" (Assign Batches) to " " (Do not
Assign Batches) but assignments exist for this material.
You have changed the value from " " (Do not Assign Batches) to "1"
(Assign Batches) when one of the following occur.
There are assignments for this material.
There are open deliveries with assigned batch numbers.
Material is not managed in batches.

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?

Ensure that the following conditions are applied:
You can change the value from "1" (Assign Batches) to " " (Do not Assign
Batches) only if no assignments exist for this material.
You can change the value from " " (Do not Assign Batches) to "1" (Assign
Batches) only if:
There are no assignments for this material.
There are no open deliveries with assigned batch numbers.
Material is managed in batches.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message ARUN_MAIN021 - Cannot define ôAssign Batchesö field for material &1, DC &2 ?

  The SAP error message ARUN_MAIN021 indicates that there is an issue with the "Assign Batches" field for a specific material in a distribution center (DC). This error typically arises in the context of batch management in SAP, where the system is unable to determine how to assign batches for the specified material and distribution center.
  
  Cause:
  
  Batch Management Not Activated: The material may not have batch management activated in the material master data.
  
  Configuration Issues: There may be configuration issues in the batch management settings or in the material type settings.
  Missing Data: Required data for batch determination may be missing or incorrectly configured.
  Material Status: The material may have a status that prevents batch assignment.
  Distribution Center Settings: The distribution center may not be properly configured to handle batch-managed materials.
  
  
  Solution:
  
  
  Check Material Master:
  
  Go to the material master (transaction code MM03) and check if batch management is activated for the material in question.
  Ensure that the relevant views