The version number of kdenlive went backwards from 18.12.3_3 to 18.12.3 because of the removal of PORTREVISION in r503611.
A commit references this bug: Author: tcberner Date: Tue Jun 11 17:14:05 UTC 2019 New revision: 503971 URL: https://svnweb.freebsd.org/changeset/ports/503971 Log: multimedia/kdenlive: restore PORTREVISION In r503611 the PORTREVISION was mistakenly dropped (kdenlive is at the moment held back at a lower version). PR: 238497 Submitted by: Ting-Wei Lan <lantw44@gmail.com> Changes: head/multimedia/kdenlive/Makefile
Fixed. Sorry about that.