Thread: Your Authentication Attempt Was Unsuccessful

hello all,

im having problem whenever try authenticate software manager.

can log synaptics fine. open it, window pops authentication. put in pw works.

whenever try use ubuntu software center, box used pop , stay long enough enter pw.

pops nano second , had try 5 times screen cap it.

whenever try install something, hit install, authenticate box pops up, looks little shaky shake n forth goes away , cant install anything.

me this?

http://imageshack.us/f/577/screenshot3v.png/

there couple of things try here: http://ubuntuforums.org/archive/inde...t-1404426.html

notably:

code:

sudo apt-get update sudo apt-get install -f sudo apt-get upgrade

Forum The Ubuntu Forum Community Ubuntu Official Flavours Support Installation & Upgrades [ubuntu] Your Authentication Attempt Was Unsuccessful

Ubuntu