E: Could not get lock /var/lib/dpkg/lock-frontend - open (11: Resource temporarily unavailable)
#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/lockwhy upgrade ubuntu then frequently shows this message "It iwating for cache lock: Could not get lock /var/lib/dpkg/lock.frontend.
It iwating for cache lock: Could not get lock /var/lib/dpkg/lock.frontend.Copyright © 2021 Codeinu
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