What am I doing wrong? ( Ubuntu 16.04 )
monero@monerod:/opt/monero/bin$ sudo ./monerod --version
Creating the logger system
Monero 'Wolfram Warptangent' (v0.10.1.0-dd580d7)
monero@monerod:/opt/monero/bin$ sudo ./monerod print_status
Creating the logger system
monerod is running
monero@monerod:/opt/monero/bin$ sudo ./monerod print_coinbase_tx_sum 0 10
Creating the logger system
Error: Unsuccessful --
monero@monerod:/opt/monero/bin$ sudo ./monerod print_coinbase_tx_sum 0 1000
Creating the logger system
Error: Unsuccessful --
monero@monerod:/opt/monero/bin$ sudo ./monerod print_coinbase_tx_sum 1 1000
Creating the logger system
Error: Unsuccessful --
I recompiled with the "Bleeding Edge" code. Getting more errors now!
monero@monerod:/tmp/monero/build/release/bin$ sudo /opt/monero/bin/monerod print_coinbase_tx_sum 0 10
2017-02-13 11:02:08.327 7f4fabc51740 INFO global contrib/epee/src/mlog.cpp:145 New log categories: :WARNING,net:FATAL,global:INFO,verify:FATAL,stacktrace:INFO
2017-02-13 11:02:08.329 7f4fabc51740 ERROR msgwriter src/common/scoped_message_writer.h:94 Error: Unsuccessful --
Error: Unsuccessful --
Version: Monero 'Wolfram Warptangent' (v0.10.1.0-3f171b9) OS: Ubuntu 16.04