How To Fix MILL_PC166 - Batch characteristics cannot be changed as GR already carried out here

SAP Error Message - Details

• Message type: E = Error

• Message class: MILL_PC - Mill: Message Pool for Confirmations

• Message number: 166

• Message text: Batch characteristics cannot be changed as GR already carried out here

copied from HM6

What causes this issue?

The classification of the goods receipt batch can no longer be changed
because a goods receipt has already been posted for this batch.

System Response

The system displays the classification, but cannot change it.

How to fix this error?

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

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 MILL_PC166 - Batch characteristics cannot be changed as GR already carried out here ?

  The SAP error message MILL_PC166 indicates that batch characteristics cannot be changed because a Goods Receipt (GR) has already been carried out for that batch. This typically occurs in the context of batch management in SAP, where certain attributes of a batch are locked once a GR is posted.
  Cause:
  
  Goods Receipt Already Posted: The primary cause of this error is that a Goods Receipt has already been recorded for the batch in question. Once a GR is posted, the batch characteristics become immutable to maintain data integrity.
  Batch Management Settings: The system settings for batch management may restrict changes to certain characteristics after a GR is completed.
  Document Flow: The document flow in SAP may prevent changes to the batch characteristics if there are subsequent documents linked to the GR.
  
  Solution:
  
  Review Batch Characteristics: If you need to change the batch characteristics, you will need to consider whether it is necessary to reverse the GR. This can be done using transaction codes like MBST (to reverse the GR) or MIGO (to perform other goods movements).
  Reverse the Goods Receipt: If the GR can be reversed, you can do so, and then make the necessary changes to the batch characteristics. After making the changes, you can re-post the GR.
  Consult with Business Process Owners: Before reversing a GR, consult with relevant stakeholders to ensure that this action does not disrupt business processes or inventory accuracy.
  Use Batch Management Transactions: If you need to change batch characteristics for future batches, consider using batch management transactions that allow for the modification of characteristics before a GR is posted.
  
  Related Information:
  
  Batch Management in SAP: Understand how batch management works in SAP, including the lifecycle of a batch and the implications of posting a GR.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  MIGO: Goods Movement
  MBST: Cancel Goods Movement
  MSC2N: Change Batch
  
  
  SAP Notes: Check SAP Notes for any specific patches or updates related to batch management and error messages.
  Documentation: Review SAP documentation or training materials on batch management to understand the implications of changing batch characteristics and the processes involved.
  
  By following these steps, you should be able to address the MILL_PC166 error and manage batch characteristics effectively in SAP.