Fixing Nvidia + Bumblebee + Dell L502X error in Ubuntu 16.04

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For some weird reason the Ubuntu 16.04 Bumblebee’s default version was not being able to switch on/off my discrete video card NVIDIA Corporation GF108M [GeForce GT 540M]. I was getting the following error: $ optirun glxgears [ 7224.163607] [ERROR]Cannot access secondary GPU – error: [XORG] (EE) [ 7224.163722] [ERROR]Aborting because fallback start is disabled. I was able to solve the aforementioned issue in this way: 1) Adding the repository with fresh bumbleblee packages: $ sudo add-apt-repository ppa:bumblebee/testing 2) Updating the repositories and upgrade bumblebee: $ sudo apt-get update; sudo apt-get upgrade 3) Adjusting /etc/bumblebee/bumblebee.conf file: 4) Adjusting the /etc/bumblebee/xorg.conf-nvidia , […]

Fixing skype on Ubuntu 16.04

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For some weird reason my skype doesn’t open normally within Ubuntu 16.04 since it miss a required library, throwing on my face the error below: $ skype skype: error while loading shared libraries: libGL.so.1: cannot open shared object file: No such file or directory For a final solution, do: Edit the file /etc/ld.so.conf.d/i386-linux-gnu.conf, as root: $ sudo gedit /etc/ld.so.conf.d/i386-linux-gnu.conf Add the following line to this file, save and close it: /usr/lib/i386-linux-gnu/mesa/ Then, to finish it, update your systems libraries, as root: $ sudo ldconfig And that’s it, your skype should open without hassle now. References [1] – http://askubuntu.com/questions/555902/problems-after-installing-skype-4-3