avrdude: ser_open(): can't open device “/dev/ttyACM0”: Device or resource busy

Question

I am Linux Mint user.I am dealing with Arduino Yun.I am compiling Arduino program.After that I am uploading to Arduino Yun.Then I get these error.Can you help me?

Answer 1

I got exact problem with my Leonardo board and Ubuntu. Adding rule that tells ModemManger to ignore all USB devices from mentioned link didn't work for me. However, deleting modemmanager in fact did.

sudo apt-get purge modemmanager