dpkg -i 报错：fopen permission deni

The fopen permission denied thing when doing apt-get or dpkg, is very often a sign that your manpages cache at /var/cache/man is owned by root:root instead of man:root. Try changing this with

chown -R man:root /var/cache/man

原文：https://stackoverflow.com/questions/21716426/cant-apt-get-remove-or-apt-get-install-fopen-permission-denied