ubuntu 21.10
HELP?
I DIDN'T UNDERSTAND WHAT HAPPENED?
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sudo apt update
Reading package lists... Done
E: Could not get lock /var/lib/apt/lists/lock. It is held by process 1471 (packagekitd)
N: Be aware that removing the lock file is not a solution and may break your system.
E: Unable to lock directory /var/lib/apt/lists/
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