IW490 - Goods issue already posted: Reassignment not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: IW - Order Processing

• Message number: 490

• Message text: Goods issue already posted: Reassignment not possible

What causes this issue?

You want to reassign a material from one order operation to another.
This is not possible, however, because the account assignment at
operation level is activated for this order type. Since the goods issue
for the material has already been posted and the costs have already been
updated for the order operation, you cannot reassign this material to a
different order operation.

System Response

The material cannot be assigned to another operation.

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 IW490 - Goods issue already posted: Reassignment not possible ?

  The SAP error message IW490 ("Goods issue already posted: Reassignment not possible") typically occurs in the context of inventory management and logistics when you attempt to reassign a goods issue that has already been posted in the system. This error indicates that the system does not allow changes to the goods issue because it has already been finalized.
  Cause:
  
  Goods Issue Already Posted: The primary cause of this error is that the goods issue for the material has already been posted in the system. Once a goods issue is posted, it is considered finalized, and the system locks it for further changes.
  Document Status: The document status may not allow for reassignment or changes due to business rules or configurations in the system.
  Transaction Type Restrictions: Certain transaction types may have restrictions that prevent reassignment after posting.
  
  Solution:
  
  Check Document Status: Verify the status of the goods issue document. If it is already posted, you will need to reverse the goods issue if you want to make changes. This can typically be done using transaction codes like MBST (for reversing a material document).
  Reversal of Goods Issue: If you need to reassign the goods issue, you may need to reverse the original goods issue first. After reversing, you can then post a new goods issue with the correct details.
  Consult with Your SAP Administrator: If you are unsure about the process or if there are specific business rules in place, consult with your SAP administrator or the person responsible for SAP configuration in your organization.
  Review Configuration: If this error occurs frequently, it may be worth reviewing the configuration settings related to goods issues and reassignment in your SAP system to ensure they align with your business processes.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  MB1A (Goods Withdrawal)
  MB1B (Transfer Posting)
  MBST (Cancel Material Document)
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Documentation: Review SAP documentation or help files related to inventory management and goods issues for more detailed procedures and guidelines.
  
  By following these steps, you should be able to address the IW490 error and proceed with your inventory management tasks.