![]() It won't hurt to have your user ID and that of the node-red user in the group. But as long as the group that is on the device is in that string you should be good. Uid=1000(njc) gid=1000(njc) numbers may be different, and you may have different groups. ![]() To verify that the user has been added to the group, logout, then login and run this command: id And if you had a different group, replace dialout with that group. it says I'm in the dialout group, so i assumed my permissions were. ubuntu adm dialout cdrom floppy sudo audio dip video plugdev netdev lxd. it outputted my GPS Data that I was looking for, I assumed that I was permission were off so I did the command. If you are the user that runs the node-red command then replace node-red with your user ID. I checked that the port was correct by using. Next, run this command: sudo user -a -G dialout node-red You have new mail in you see the device is owned by root and group: dialout (you may have a different group). ![]() First do: ls -l /dev/ttyACM0Ĭrw-rw- 1 root dialout 166, 0 Oct 31 16:40 /dev/ttyACM0 But fear not, you can add the node-red user (if that's the user id it's running under). ![]() So there is a problem with my # after dialout its should be 666 right? I tried using sudo chmod 666 /dev/ttyAMC0ĭoes anyone know how to change the dialout 166 problem? thanks - or any other solutions that would allow me to open the port or read the GPS Data.Dceejay, the chmod is a temporary fix (next reboot you'll lose it). It says I'm in the dialout group, so i assumed my permissions were fine.Ĭrw-rw-rw- 1 root dialout 166, 0 /dev/ttyACM0 This is the output ubuntu adm dialout cdrom floppy sudo audio dip video plugdev netdev lxd It outputted my GPS Data that I was looking for, I assumed that I was permission were off so I did the command groups I checked that the port was correct by using cat /dev/ttyACM0 shutting down processing monitor complete What(): U-Blox: Could not open serial port :/dev/ttyAMC0 open: No such file or directory Terminate called after throwing an instance of 'std::runtime_error' ![]() This may take awhile.ĭone checking log file disk usage. logging to /home/ubuntu/.ros/log/cefae814-d237-11e7-8ade-b827ebffc577/roslaunch-ubuntu-1799.logĬhecking log directory for disk usage. Uploading code to arduino gives me the error: avrdude: seropen(): cant open device /dev/ttyACM0: Permission denied Uninstall the version from Apt, it. I am running the following command and getting this error: (updated output with correct port spelling) roslaunch ublox_gps ublox_device.launch I am connecting to the PI through a SSH on a ubuntu 14.04 laptop. I am connecting to a Raspberry pi 3 that is running a RPI 2 Snappy Image. I've been stuck on this for a while my problem is I cant access GPS data for a ublox node. ![]()
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