Have you follow everything in this guide?
https://ozzmaker.com/berrygps-setup-guide-raspberry-pi/
You can also test your serial pins to see if they are working correctly
Try to connect GPIO14(TX, pin8) and GPIO15(RX,pin 10) together using a jumper cable.
Then if you run minicom it should echo what you type. if you break the connection between GPIO14 and GPIO15 it shouldn’t work.
Mark --OzzMaker.com --
