The current p5-Dancer 1.3512 is incompatible with the latest version of textproc/p5-YAML, which is 1.30. The first item listed in the changelog for the 1.3513 release is to fix that problem, and has been available since January 2020. See https://metacpan.org/release/Dancer for more details.
Created attachment 220120 [details] update to 1.3513 Happy to commit this on your behalf.
A commit references this bug: Author: dvl Date: Mon Nov 30 23:12:30 UTC 2020 New revision: 556686 URL: https://svnweb.freebsd.org/changeset/ports/556686 Log: Update to 1.3513 PR: 251281 Submitted by: dave.raynor@gmail.com Approved by: maintainer (via private email) Changes: head/www/p5-Dancer/Makefile head/www/p5-Dancer/distinfo
Thank you