Solution : https://service.sap.com/sap/support/notes/567360 (SAP Service marketplace login required)
Key words :
related sap notes 453526, planning file entry, maintenance plan order, planning run, production order, process order, purchase requisition, terms co01, me_post_requisition_ext reason, program error
Related Notes :
566814 | Planning file entry for MRP is not set |
566481 | Planning file entry for SD or third-party requisition |