Solution : https://service.sap.com/sap/support/notes/554470 (SAP Service marketplace login required)
Key words :
pr eventhough, error message, system dumps, terms me52n, panic saplmereq, if_purchase_req_factory~commit, program error, funds management, applied note 519535, memory field
Related Notes :
519535 | ME52N| Program termination when deleting PReq (items) |