in sales register every time to see the last makes entry to press the down arrow that problem was solved now (voucher number decreasing permanently) [#Collection: Specific Vouchers of Company] Delete :Sort : @@Default : $Date, $SortPosition, $VoucherTypeName Add : Sort : @@Default : -$VoucherNumber, $Date, $SortPosition, $VoucherTypeName [#Collection: Filtered Vouchers of Company] Delete :Sort : @@Default : $Date, $SortPosition, $VoucherTypeName Add : Sort : @@Default : -$VoucherNumber, $Date, $SortPosition, $VoucherTypeName