Downgrade xorg-server
Solution 1:
You can downgrade your xserver-xorg to 1.16 in Ubuntu 14.04 by running
sudo apt-get install xserver-xorg-lts-utopic libqt5gui5 libgles1-mesa-lts-utopic libgles2-mesa-lts-utopic libgl1-mesa-glx-lts-utopic libgl1-mesa-glx-lts-utopic:i386 libglapi-mesa-lts-utopic:i386 libegl1-mesa-drivers-lts-utopic
You can check the version by dpkg -l | grep "ii xserver-xorg-core"