rohit@rohit-Satellite-C640:~$ sudo ln -s /opt/LightTable/LightTable /usr/local/bin/light-table
[sudo] password for rohit: 
rohit@rohit-Satellite-C640:~$ cd /opt/LightTable/
rohit@rohit-Satellite-C640:/opt/LightTable$ ./LightTable 
ln: failed to create symbolic link ‘/opt/LightTable/libudev.so.0’: Permission denied
rohit@rohit-Satellite-C640:/opt/LightTable$ /opt/LightTable/ltbin: error while loading shared libraries: libudev.so.0: cannot open shared object file: No such file or directory