Before submitting an issue, please make sure that you have the latest kernel:
# as root...
apt-get update
apt-get upgrade
apt-get dist-upgrade
# if a new kernel package was installed
reboot
Also, check the release notes to make sure it is not a known issue.
In the desription of your issue, be sure to include:
- The image file that you used to flash your SD card (e.g.
ev3dev-wheezy-2014-07-11.img). - Your kernel version (output of
uname -rv)