The template file contains a syntax error.
This issue may hide other issues as Lintian skips some checks on the file in this case.
The tag is present in Lintian version
That is the most recent version we know about.
We use semantic versions.
The patch number is a commit step indicator relative to the
release tag in our Git
You can find the detection logic for this version at commit 2ff4e94. For merge requests, please use the latest version in the Lintian check debian/debconf.