When running the C example VoltageOutput_Example sudo ./VoltageOutput_Example , these were the following errors. (Ubuntu 16.04 NUC) ... (repeated)... INFO [phidget22][2017-07-08T11:24:29 usb.c+458 PhidgetUSBReadThreadFunction()]: PhidgetAnalog 4-Output(1002) (493917): ReadThread exiting normally (Ph...