ワーニングが出ます

[akipii]

mkdocs buildを実行すると、下記のワーニングが出ます。
RedmineProjectSettings.mdの記述「Plugins.md」ファイルがない、などがあるようです。

WARNING - Config value: 'theme_dir'. Warning: The configuration option {0} has
been deprecated and will be removed in a future release of MkDocs.
INFO - Cleaning site directory
INFO - Building documentation to directory: c:\home\java\mkdocs\redmine-guid
e-ja\site
WARNING - The page "RedmineProjectSettings.md" contained a hyperlink to "Plugin
s.md" which is not listed in the "pages" configuration.