I am not able to install anything. I'm getting a message saying that i must check if I am "using third party repositories" and if so to disable them.
Where do i check that?
It also tells me to run
apt-get install-f in a terminal, But i have no experience running commands in a terminal.
the message also tells me that the error was
It all came with a NO ENTER sign that i now always in the top panel. Thanks