Broken in WP 4.5

I think this one is broken with WordPress 4.5. I inherited a project that had Post Type Archive Link plugin. After upgading the metabox does not appear. The archive links do appear but can’t make new ones. Maybe just a small fix needed?

https://wordpress.org/plugins/post-type-archive-links/