This Error – 5 solution may not work for everybody.
- Downgrade your device firmware to 11.52.
- Use old car database like 03.2017 or 04.2017.
- Plug your device to the car. Start original Launch application and launch EOBD. Your device color of the light will change, than exit application.
- Now start Pro3 application and proceed as needed. All should be working properly.
- You will need to use this method every time when connecting to the car.
Newest 11.57 firmware can also help.