Reconfigure doesn't work

[bmario]

Mar 25 09:06:23 energy lmgd[33587]: <DEBUG>[metricq] management rpc response received: {"function": "config", "_id": "source-elab-lmg95", "_rev": "9-c80dad7b2b2b1d5bfa907e8ccab7677a", "type": "source-lmgd", "chunk_size": 20, "measurement": {"filter": "", "sampling_rate": 20, "device": {"serial": "########", "connection": "serial", "port": "/dev/serial/by-path/pci-0000:00:1d.0-usb-0:1.2:1.0-port0", "num_channels": 1}, "mode": "cycle"}, "channels": [{"name": "elab.conway", "coupling": "AC", "voltage_range": 250, "current_range": 2, "metrics": ["power"]}]}
Mar 25 09:06:23 energy lmgd[33587]: < WARN>[metricq] no rpc callback registered for function: config
                                    {"function": "config", "_id": "source-elab-lmg95", "_rev": "9-c80dad7b2b2b1d5bfa907e8ccab7677a", "type": "source-lmgd", "chunk_size": 20, "measurement": {"filter": "", "sampling_rate": 20, "device": {"serial": "######", "connection": "serial", "port": "/dev/serial/by-path/pci-0000:00:1d.0-usb-0:1.2:1.0-port0", "num_channels": 1}, "mode": "cycle"}, "channels": [{"name": "elab.conway", "coupling": "AC", "voltage_range": 250, "current_range": 2, "metrics": ["power"]}]}