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View Full Version : [ubuntu] "installation of packages from not authenticated sources"



yasir2
October 4th, 2013, 03:43 PM
When i try to install anything from ubantu software centre it does not installs and displays this message

"The action would require the installation of packages from not authenticated sources."

What should i do?

slickymaster
October 4th, 2013, 04:07 PM
Hi yasir2, be very welcome to the forums.

Can you please post the output of:
sudo apt-get update && sudo apt-get upgrade