Could not get lock /var/lib/dpkg/lock-frontend - open (11: Resource temporarily unavailable)
Method 1
ps aux | grep -i apt
sudo kill -9 <process_id>
Method 2
sudo lsof /var/lib/dpkg/lock
sudo lsof /var/lib/apt/lists/lock
sudo lsof /var/cache/apt/archives/lock
sudo kill -9 <process_id>
sudo rm /var/lib/apt/lists/lock
sudo rm /var/cache/apt/archives/lock
sudo rm /var/lib/dpkg/lock
sudo dpkg --configure -a
sudo apt updateE: 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 upgradeUnable to acquire the dpkg frontend lock (/var/lib/dpkg/lock-frontend), are you root?
For godaddy users. Please check if your firewall is not blocking port number
2224 which can essentially lead to file permission issue even you are logged in
as the root user.
https://in.godaddy.com/help/unblock-ports-required-for-my-gen-4-server-27924Copyright © 2021 Codeinu
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