sudo dpkg --configure -a It tells dpkg to go back and finish configuring any partially installed packages.
Have you ever tried to install something on Ubuntu or Debian using apt install , only to be greeted by this wall of red text? sudo dpkg --configure -a It tells dpkg to
E: Could not get lock /var/lib/dpkg/lock-frontend Another package manager is running. Close the Software Center, Synaptic, or other terminal windows. Then try again. sudo dpkg --configure -a It tells dpkg to
You should now be able to install software normally. What If That Doesn't Work? In rare cases, you might see a different error after running dpkg --configure -a . Here are two common follow-up problems and their fixes. Case 1: "Unable to lock the administration directory" If you see: sudo dpkg --configure -a It tells dpkg to