error when running main.py

[coldfire0101]

MPY: soft reboot
WiFi connection successful!
IP address:
Traceback (most recent call last):
File "", line 43, in
File "Control.py", line 284, in init
File "Hardware.py", line 151, in init
File "Hardware.py", line 192, in _i2c_write
OSError: [Errno 5] EIO

keep getting this when trying to run