Sub-process /usr/bin/dpkg returned an error code code example
Example 1: E: Sub-process /usr/bin/dpkg returned an error code (1)
sudo dpkg --configure -a
Example 2: E: Sub-process /usr/bin/dpkg returned an error code (1)
sudo dpkg –i ––force–overwrite /var/cache/apt/archives/full_name_of_package
Example 3: Sub-process /usr/bin/dpkg returned an error code
sudo apt-get remove --purge package_name
Example 4: E: Sub-process /usr/bin/dpkg returned an error code (1)
sudo dpkg -i --force-all /var/cache/apt/archives/full_name_of_package