pi@openplotter:~ $ pypilot
imu process 1414
nmea process 1419
nmea server on port 20220: bind failed.
loading servo calibration /home/pi/.pypilot/servocalibration
WARNING: using default servo calibration!!
Loaded Pilots: ['learning', 'basic', 'absolute', 'simple']
warning: failed to open special file /dev/watchdog0 for writing
         cannot stroke the watchdog
made imu process realtime
Using settings file RTIMULib.ini
gps process 1421
Settings file RTIMULib.ini loaded
Detected MPU9250/MPU9255 at standard address
Using fusion algorithm Kalman STATE4
IMU Name: MPU-925x
min/max compass calibration not in use
Using ellipsoid compass calibration
Using accel calibration
pypilotServer process 1425
failed to load /home/pi/.pypilot/pypilot.conf not enough values to unpack (expected 2, got 1)
backup data failed as well not enough values to unpack (expected 2, got 1)
pypilot_server: bind failed; already running a server?
I2C read error from 12, 16 - Failed to read compass fuse ROM
ERROR: IMU Init Failed, no inertial data available 57.438396519
Process Process-2:
Traceback (most recent call last):
  File "/usr/lib/python3.7/multiprocessing/process.py", line 297, in _bootstrap
    self.run()
  File "/usr/lib/python3.7/multiprocessing/process.py", line 99, in run
    self._target(*self._args, **self._kwargs)
  File "/usr/local/lib/python3.7/dist-packages/pypilot-0.24-py3.7-linux-armv7l.egg/pypilot/boatimu.py", line 128, in process
    data = self.read()
  File "/usr/local/lib/python3.7/dist-packages/pypilot-0.24-py3.7-linux-armv7l.egg/pypilot/boatimu.py", line 158, in read
    if not self.rtimu.IMURead():
AttributeError: 'IMU' object has no attribute 'rtimu'
Traceback (most recent call last):
  File "/usr/local/bin/pypilot", line 11, in <module>
    load_entry_point('pypilot==0.24', 'console_scripts', 'pypilot')()
  File "/usr/local/lib/python3.7/dist-packages/pypilot-0.24-py3.7-linux-armv7l.egg/pypilot/autopilot.py", line 386, in main
    ap.iteration()
  File "/usr/local/lib/python3.7/dist-packages/pypilot-0.24-py3.7-linux-armv7l.egg/pypilot/autopilot.py", line 324, in iteration
    time.sleep(pd10)
  File "/usr/local/lib/python3.7/dist-packages/pypilot-0.24-py3.7-linux-armv7l.egg/pypilot/autopilot.py", line 169, in cleanup
    raise KeyboardInterrupt # to get backtrace on all processes
KeyboardInterrupt
closing autopilot
terminate calibration process
pi@openplotter:~ $