How to fix ‘unable to acquire the dpkg frontend lock’ error in Ubuntu?

While updating or installing packages using apt, apt-get, aptitude, or dpkg, you might get an error saying ‘unable to acquire the dpkg frontend lock‘ or a similar error related to locks. The error message looks something like this: You might also get these error messages: E: Could not get lock /var/lib/apt/lists/lock – open (11: Resource …

How to fix ‘unable to acquire the dpkg frontend lock’ error in Ubuntu? Read More »