3251672 - Error:Purchasing organization XXX not responsible for plant YYY 

Error may appear in Various documents like Purchase order, source list etc 

SAP S/4HANA Cloud Public Edition

Assignment in activity 'Assign standard purchasing organization to plant' is not maintained correctly.

For CBC system, maintain the assignment in activity 'Assign standard purchasing organization to plant' using SSCUI 103865.

Also in CBC activity ‘Set Up Organizational Structure’ > open the plant>Relation to purchase organization and confirm the relation.

For non-CBC connected system, use 'Manage Your Solution', this assignment should be maintained in SSCUI 100066.

3409024 - How to reopen Set Up Organizational Structure activity after being Completed - SAP for Me

plant and POrg not mapped , KBA , MM-PUR-PO , Purchase Orders , Problem