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sudo rm /var/lib/dpkg/lock-frontend
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-get update
sudo apt-get upgrade
sudo apt-get install typespeed
sudo apt install openssh-server
sudo apt install ssh
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ps aux | grep -i dpkg
// Kill processes which are running
sudo kill -9 <pid>
// Restart the accounts daemon
sudo systemctl restart accounts-daemon
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sudo lsof /var/lib/dpkg/lock
or
sudo lsof /var/lib/apt/lists/lock
or
sudo lsof /var/lib/dpkg/lock-frontend
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#You can delete the lock file with the following command.
sudo rm /var/lib/apt/lists/lock
#You may also need to delete the lock file in the cache directory
sudo rm /var/cache/apt/archives/lock
sudo rm /var/lib/dpkg/lock
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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>
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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-27924