How To Fix MW454 - The supplier for plant &1 is not the same as in the contract

SAP Error Message - Details

• Message type: E = Error

• Message class: MW - Messages IS-R / Allocation Tables

• Message number: 454

• Message text: The supplier for plant &1 is not the same as in the contract

What causes this issue?

Allocation table item was created referencing contract &V3&. Vendor
&V2& for plant &V1& is not the same as vendor &V4& with which the
contract was negotiated.

System Response

The allocation table item cannot be processed.

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 MW454 - The supplier for plant &1 is not the same as in the contract ?

  The SAP error message MW454 indicates that there is a mismatch between the supplier (vendor) assigned to a specific plant and the supplier specified in the contract. This error typically occurs during the procurement process when trying to create or process a purchase order or a related document.
  Cause:
  
  Vendor Mismatch: The vendor assigned to the plant in the material master or purchasing info record does not match the vendor specified in the contract.
  Contract Configuration: The contract may have been created with a different vendor than the one currently assigned to the plant for the material.
  Plant-Specific Settings: The plant settings in the vendor master may not align with the contract settings.
  Data Entry Errors: There may have been a mistake in entering the vendor information either in the contract or in the material master.
  
  Solution:
  
  
  Check Vendor Assignment:
  
  Go to the material master (transaction code MM03) and check the vendor assigned to the plant.
  Verify that the vendor in the contract (transaction code ME33K) matches the vendor in the material master for that plant.
  
  
  
  Update the Contract:
  
  If the vendor in the contract is incorrect, you may need to update the contract to reflect the correct vendor. This can be done using transaction code ME32K.
  
  
  
  Update Material Master:
  
  If the vendor in the material master is incorrect, you can update it using transaction code MM02.
  
  
  
  Check Purchasing Info Record:
  
  Ensure that the purchasing info record (transaction code ME13) is correctly set up for the vendor and material combination.
  
  
  
  Consult with Procurement Team:
  
  If you are unsure about which vendor should be used, consult with your procurement or purchasing team to clarify the correct vendor for the contract and plant.
  
  
  
  Review Contract Conditions:
  
  Ensure that the contract conditions are correctly set up and that they align with the vendor and plant requirements.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  MM03: Display Material Master
  ME33K: Display Contract
  ME32K: Change Contract
  ME13: Display Purchasing Info Record
  
  
  Documentation: Review SAP documentation or help files related to purchasing and contract management for further insights.
  User Roles: Ensure that you have the necessary authorizations to make changes to contracts and vendor assignments.
  
  By following these steps, you should be able to resolve the MW454 error and ensure that the vendor information is consistent across your procurement documents.