~ $ fkdep adduser Did not have root permissions, can't install the deb file. You may install it manually instead, it's located at: /tmp/fkdep-adduser/fkdep-adduser.deb ~/temp $ dpkg -x /tmp/fkdep-adduser/fkdep-adduser.deb fkdep dpkg-deb: file `/tmp/fkdep-adduser/fkdep-adduser.deb' is corrupt - bad magic at end of first header ~/temp $ dpkg -e /tmp/fkdep-adduser/fkdep-adduser.deb fkdep dpkg-deb: file `/tmp/fkdep-adduser/fkdep-adduser.deb' is corrupt - bad magic at end of first header