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gem install sinatra 実行後の挙動について

2020/10/13 05:59

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isonodayodayo
isonodayodayo

スコア6

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  よろしくお願いいたします。
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+ ---------------gem install sinatra 実行後にサーバ起動 2020/10/13 15:00追記------------------
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+ 該当コマンド実行後、同じようにサーバを実行しようとすると、別のエラーが出てきてしまいました。エラーの内容はこちらになります。
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+ ```
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+ [2020-10-13 14:57:34] INFO WEBrick 1.6.1
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+ [2020-10-13 14:57:34] INFO ruby 2.7.2 (2020-10-01) [x86_64-darwin19]
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+ Traceback (most recent call last):
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+ 11: from /Users/isonoyuma/.rvm/gems/ruby-2.7.2/gems/sinatra-2.1.0/lib/sinatra/main.rb:45:in `block in <module:Sinatra>'
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+ 10: from /Users/isonoyuma/.rvm/gems/ruby-2.7.2/gems/sinatra-2.1.0/lib/sinatra/base.rb:1499:in `run!'
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+ 9: from /Users/isonoyuma/.rvm/gems/ruby-2.7.2/gems/sinatra-2.1.0/lib/sinatra/base.rb:1565:in `start_server'
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+ 8: from /Users/isonoyuma/.rvm/gems/ruby-2.7.2/gems/rack-2.2.3/lib/rack/handler/webrick.rb:38:in `run'
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+ 7: from /Users/isonoyuma/.rvm/gems/ruby-2.7.2/gems/rack-2.2.3/lib/rack/handler/webrick.rb:38:in `new'
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+ 6: from /Users/isonoyuma/.rvm/gems/ruby-2.7.2/gems/webrick-1.6.1/lib/webrick/httpserver.rb:47:in `initialize'
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+ 5: from /Users/isonoyuma/.rvm/gems/ruby-2.7.2/gems/webrick-1.6.1/lib/webrick/server.rb:108:in `initialize'
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+ 4: from /Users/isonoyuma/.rvm/gems/ruby-2.7.2/gems/webrick-1.6.1/lib/webrick/server.rb:127:in `listen'
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+ 3: from /Users/isonoyuma/.rvm/gems/ruby-2.7.2/gems/webrick-1.6.1/lib/webrick/utils.rb:65:in `create_listeners'
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+ 2: from /Users/isonoyuma/.rvm/rubies/ruby-2.7.2/lib/ruby/2.7.0/socket.rb:763:in `tcp_server_sockets'
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+ 1: from /Users/isonoyuma/.rvm/rubies/ruby-2.7.2/lib/ruby/2.7.0/socket.rb:227:in `foreach'
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+ /Users/isonoyuma/.rvm/rubies/ruby-2.7.2/lib/ruby/2.7.0/socket.rb:227:in `getaddrinfo': getaddrinfo: nodename nor servname provided, or not known (SocketError)
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+ ```