Solution : https://service.sap.com/sap/support/notes/160706 (SAP Service marketplace login required)
Key words :
'e' 'w5' '061' 'exit_saplmewp_002' space space space, additional key words saplmewp, perform fill_bapireturn tables return, function module exit_saplmewp_002, symptom exits exit_saplnewp_001, ekpo-loekz pass, stops/aborts bapiin, form routine fill_bapireturn, abort type spec, abort transaction flag
Related Notes :
489310 | BAPI_PO_CREATE: PO_HEADER in user exit "002" |
192600 | No exceptions in BAPI_REQUISITION_CREATE |
187687 | BAPI_PO_CREATE and Commit Work |