railsのサーバを起動しようとするとrack関連のエラーが出ます
色々試してみたんですがエラーが解決しませんでした。
エラーの解決法知ってる方がいらしたらぜひよろしくお願いします。
$ rails s => Booting WEBrick => Rails 5.1.3 application starting in development on http://localhost:3000 => Run `rails server -h` for more startup options Exiting /home/vagrant/.rbenv/versions/2.4.1/lib/ruby/gems/2.4.0/gems/rack-2.0.3/lib/rack/builder.rb:49:in `eval': config.ru:10: syntax error, unexpected tIDENTIFIER, expecting keyword_do or '{' or '(' (SyntaxError) git config --global user.email johndoe@example.com ^ from /home/vagrant/.rbenv/versions/2.4.1/lib/ruby/gems/2.4.0/gems/rack-2.0.3/lib/rack/builder.rb:49:in `new_from_string' from /home/vagrant/.rbenv/versions/2.4.1/lib/ruby/gems/2.4.0/gems/rack-2.0.3/lib/rack/builder.rb:40:in `parse_file' from /home/vagrant/.rbenv/versions/2.4.1/lib/ruby/gems/2.4.0/gems/rack-2.0.3/lib/rack/server.rb:319:in `build_app_and_options_from_config' from /home/vagrant/.rbenv/versions/2.4.1/lib/ruby/gems/2.4.0/gems/rack-2.0.3/lib/rack/server.rb:219:in `app' from /home/vagrant/.rbenv/versions/2.4.1/lib/ruby/gems/2.4.0/gems/railties-5.1.3/lib/rails/commands/server/server_command.rb:24:in `app' from /home/vagrant/.rbenv/versions/2.4.1/lib/ruby/gems/2.4.0/gems/rack-2.0.3/lib/rack/server.rb:354:in `wrapped_app' from /home/vagrant/.rbenv/versions/2.4.1/lib/ruby/gems/2.4.0/gems/railties-5.1.3/lib/rails/commands/server/server_command.rb:80:in `log_to_stdout' from /home/vagrant/.rbenv/versions/2.4.1/lib/ruby/gems/2.4.0/gems/railties-5.1.3/lib/rails/commands/server/server_command.rb:42:in `start' from /home/vagrant/.rbenv/versions/2.4.1/lib/ruby/gems/2.4.0/gems/railties-5.1.3/lib/rails/commands/server/server_command.rb:131:in `block in perform' from /home/vagrant/.rbenv/versions/2.4.1/lib/ruby/gems/2.4.0/gems/railties-5.1.3/lib/rails/commands/server/server_command.rb:126:in `tap' from /home/vagrant/.rbenv/versions/2.4.1/lib/ruby/gems/2.4.0/gems/railties-5.1.3/lib/rails/commands/server/server_command.rb:126:in `perform' from /home/vagrant/.rbenv/versions/2.4.1/lib/ruby/gems/2.4.0/gems/thor-0.19.4/lib/thor/command.rb:27:in `run' from /home/vagrant/.rbenv/versions/2.4.1/lib/ruby/gems/2.4.0/gems/thor-0.19.4/lib/thor/invocation.rb:126:in `invoke_command' from /home/vagrant/.rbenv/versions/2.4.1/lib/ruby/gems/2.4.0/gems/thor-0.19.4/lib/thor.rb:369:in `dispatch' from /home/vagrant/.rbenv/versions/2.4.1/lib/ruby/gems/2.4.0/gems/railties-5.1.3/lib/rails/command/base.rb:63:in `perform' from /home/vagrant/.rbenv/versions/2.4.1/lib/ruby/gems/2.4.0/gems/railties-5.1.3/lib/rails/command.rb:44:in `invoke' from /home/vagrant/.rbenv/versions/2.4.1/lib/ruby/gems/2.4.0/gems/railties-5.1.3/lib/rails/commands.rb:16:in `<top (required)>' from bin/rails:4:in `require' from bin/rails:4:in `<main>'
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2017/08/04 13:34