On Mon, 19 Nov 2018, Thorsten Glaser wrote: > Setting up iptables (1.8.2-1) ... > ln: failed to create symbolic link '/sbin/iptables': File exists > dpkg: error processing package iptables (--configure): > installed iptables package post-installation script subprocess returned > error exit status 1
Cause: /usr/sbin/iptables also does not exist, while the symlink /sbin/iptables already exists. -e is *not* the right test for symlink existence in shell! This is two bugs, then. The absence of iptables from the iptables package (which probably ought to be grave) and the symlink check bug.
