in reply to IPV6 Errors with IO::Socket
Try to run:
perl -mIO::Socket::INET6 -e ''
If the output is: "Can't locate IO/Socket/INET6.pm in @INC ", then you are missing a module for INET6.
You will have to run this from the CPAN shell: cpan> install IO::Socket::INET6
This should fix the issue.
In Section Seekers of Perl Wisdom