How To Fix COWIPB321 - Enter a batch number

COWIPB321 - Overview

• Message type: E = Error

• Message class: COWIPB - Messages for WIP Batch

• Message number: 321

• Message text: Enter a batch number

What causes this issue?

External number assignment is defined for batches in Customizing,
<ZH>not</> internal number assignment. Internal number assignment is not
allowed for 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?

Enter a batch number manually.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

COWIPB321 - Details

• The SAP error message COWIPB321, which states "Enter a batch number," typically occurs in the context of inventory management or production processes where batch management is enabled. This error indicates that the system requires a batch number to proceed with a transaction, but none has been provided.
  
  Cause:
  
  Batch Management Requirement: The material you are trying to process is set up for batch management, meaning that it requires a specific batch number for tracking and inventory purposes.
  Missing Input: The user may have overlooked entering a batch number in the relevant field during a transaction, such as goods movement, production order confirmation, or stock transfer.
  
  Configuration Issues: There may be configuration settings in the material master or in the batch management settings that enforce the requirement for a batch number.
  
  
  Solution:
  
  Enter a Batch Number: When prompted with this error, ensure that you enter a valid batch number in the designated field. You can usually find