Troubleshooting

Serial port is not accessible (Permission denied)

On LINUX

sudo usermod -a -G tty my_username
sudo usermod -a -G dialout my_username 
.. and logout
// if not work, try
chmod 777 /dev/ttyACM0

Native Library bluecove_x64 not available (LINUX)

Exception: Caused by: javax.bluetooth.BluetoothStateException: BlueCove library bluecove not available;

Check if dependencies has installed: Bluetooth Requirements

Data lost in MQTT

You'll need to increase the underlying MQTT library's memory limit. The PubSubClinet MQTT library has a default memory limit that is not enough to you use case.

OpenDevice

Troubleshooting

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Serial port is not accessible (Permission denied)

Native Library bluecove_x64 not available (LINUX)

Data lost in MQTT

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