Latest Fedora delivers 1.16 version. Upstream released 1.18. When you have free time, please upgrade it.
FEDORA-2019-b5f8ae29e2 has been submitted as an update to Fedora 31. https://bodhi.fedoraproject.org/updates/FEDORA-2019-b5f8ae29e2
perl-File-Next-1.18-1.fc31 has been pushed to the Fedora 31 testing repository. If problems still persist, please make note of it in this bug report. See https://fedoraproject.org/wiki/QA:Updates_Testing for instructions on how to install test updates. You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2019-b5f8ae29e2
perl-File-Next-1.18-1.fc31 has been pushed to the Fedora 31 stable repository. If problems still persist, please make note of it in this bug report.