Solution : https://service.sap.com/sap/support/notes/834257 (SAP Service marketplace login required)
Key words :
number range object rf_beleg, calling function module rf_get_document_number, basis function module number_get_next, function module rf_get_document_number, business transaction event 00001170, relevant support package, export parameter e_no_buffer, support package, parameter e_no_buffer, e_no_buffer = 'x'
Related Notes :
840901 | Parallel buffering and pseudo ascending number assignment |
599157 | Number ranges: new buffering method |
449030 | FB01: Deactivating number range buffering at interval level |