你好 Jekyll 支持用户
我需要在 Jekyll 上提供此存储库，但在 Ubuntu 17.04 终端上出现此错误
geraldo@geraldo-Dell-System-XPS-L322X:~/Documentos/activate.mozilla.community$ bundle exec jekyll serve --config ./_config-dev.yml
/var/lib/gems/2.3.0/gems/jekyll-3.4.3/lib/jekyll/drops/document_drop.rb:8: warning: already initialized constant Jekyll::Drops::DocumentDrop::NESTED_OBJECT_FIELD_BLACKLIST
/usr/lib/ruby/vendor_ruby/jekyll/drops/document_drop.rb:8: warning: previous definition of NESTED_OBJECT_FIELD_BLACKLIST was here
/var/lib/gems/2.3.0/gems/jekyll-3.4.3/lib/jekyll/drops/drop.rb:8: warning: already initialized constant Jekyll::Drops::Drop::NON_CONTENT_METHODS
/usr/lib/ruby/vendor_ruby/jekyll/drops/drop.rb:8: warning: previous definition of NON_CONTENT_METHODS was here
Configuration file: ./_config-dev.yml
Configuration file: ./_config-dev.yml
jekyll 3.1.6 | Error: uninitialized constant Jekyll::Filters::URLFilters
有人来帮助我吗？