Use of uninitialized value $ip in concatenation (.) or string

Use of uninitialized value $ip in concatenation (.) or string

Couldn't load Qpsmtpd::DB::Redis: Can't locate Redis.pm in @inc (@inc contains: lib t /home/runner/work/qpsmtpd/qpsmtpd/lib /home/runner/work/qpsmtpd/qpsmtpd/local/lib/perl5 /home/runner/work/qpsmtpd/qpsmtpd/local/lib/perl5/x86_64-linux /home/runner/work/_actions/shogo82148/actions-setup-perl/v1/scripts/lib /home/runner/work/_actions/shogo82148/actions-setup-perl/v1/scripts/lib/perl5 /opt/hostedtoolcache/perl/5.16.3/x64/lib/site_perl/5.16.3/x86_64-linux /opt/hostedtoolcache/perl/5.16.3/x64/lib/site_perl/5.16.3 /opt/hostedtoolcache/perl/5.16.3/x64/lib/5.16.3/x86_64-linux /opt/hostedtoolcache/perl/5.16.3/x64/lib/5.16.3 .)

BEGIN failed--compilation aborted

Could not connect to redis to test; using mock redis

Process completed with exit code 1.