apt-get install error E: Sub-process /usr/bin/dpkg returned

Environmnent: Ubuntu 18.04.1 , 5.4.0-80-generic
when you want to installl some packages
it shows some error in your screen

E: Sub-process /usr/bin/dpkg returned an error code (1)

How to solve this problem ?

cd /var/lib/dpkg/sudo mv info/ info_bak # rename info dir sudo mkdir info # sudo apt-get update # update sudo apt-get -f install # fixsudo mv info/* info_bak/ sudo rm -rf info sudo mv info_bak info 

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