Answers for "docker error : Could not open lock file /var/lib/dpkg/lock-frontend - open (13: Permission denied) E: Unable to acquire the dpkg frontend lock (/var/lib/dpkg/lock-frontend), are you root?"

3

Could not open lock file /var/lib/dpkg/lock-frontend - open (13: Permission denied)

Try 'sudo apt-get update' or 'sudo apt-get upgrade'
Posted by: Guest on January-08-2021
2

E: Could not open lock file /var/lib/dpkg/lock-frontend - open (13: Permission denied) E: Unable to acquire the dpkg frontend lock (/var/lib/dpkg/lock-frontend), are you root?

sudo must be used before and after &&
Example:

sudo apt-get update && sudo apt-get upgrade
Posted by: Guest on January-09-2021

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