発生したエラー
rails consoleを実行すると、以下のエラーが発生した。
Traceback (most recent call last): 17: from bin/rails:2:in `<main>' 16: from bin/rails:2:in `load' 15: from /Users/user_name/workspace/runteq/PF/kinoko2/bin/spring:7:in `<top (required)>' 14: from /Users/user_name/workspace/runteq/PF/kinoko2/bin/spring:7:in `tap' 13: from /Users/user_name/workspace/runteq/PF/kinoko2/bin/spring:10:in `block in <top (required)>' 12: from /Users/user_name/workspace/runteq/PF/kinoko2/bin/spring:10:in `require' 11: from /Users/user_name/workspace/runteq/PF/kinoko2/vendor/bundle/ruby/2.6.0/gems/spring-2.1.1/lib/spring/binstub.rb:11:in `<top (required)>' 10: from /Users/user_name/workspace/runteq/PF/kinoko2/vendor/bundle/ruby/2.6.0/gems/spring-2.1.1/lib/spring/binstub.rb:11:in `load' 9: from /Users/user_name/workspace/runteq/PF/kinoko2/vendor/bundle/ruby/2.6.0/gems/spring-2.1.1/bin/spring:49:in `<top (required)>' 8: from /Users/user_name/workspace/runteq/PF/kinoko2/vendor/bundle/ruby/2.6.0/gems/spring-2.1.1/lib/spring/client.rb:30:in `run' 7: from /Users/user_name/workspace/runteq/PF/kinoko2/vendor/bundle/ruby/2.6.0/gems/spring-2.1.1/lib/spring/client/command.rb:7:in `call' 6: from /Users/user_name/workspace/runteq/PF/kinoko2/vendor/bundle/ruby/2.6.0/gems/spring-2.1.1/lib/spring/client/rails.rb:24:in `call' 5: from /Users/user_name/workspace/runteq/PF/kinoko2/vendor/bundle/ruby/2.6.0/gems/spring-2.1.1/lib/spring/client/command.rb:7:in `call' 4: from /Users/user_name/workspace/runteq/PF/kinoko2/vendor/bundle/ruby/2.6.0/gems/spring-2.1.1/lib/spring/client/run.rb:35:in `call' 3: from /Users/user_name/workspace/runteq/PF/kinoko2/vendor/bundle/ruby/2.6.0/gems/spring-2.1.1/lib/spring/client/run.rb:42:in `warm_run' 2: from /Users/user_name/workspace/runteq/PF/kinoko2/vendor/bundle/ruby/2.6.0/gems/spring-2.1.1/lib/spring/client/run.rb:62:in `run' 1: from /Users/user_name/workspace/runteq/PF/kinoko2/vendor/bundle/ruby/2.6.0/gems/spring-2.1.1/lib/spring/client/run.rb:117:in `verify_server_version' /Users/user_name/workspace/runteq/PF/kinoko2/vendor/bundle/ruby/2.6.0/gems/spring-2.1.1/lib/spring/client/run.rb:117:in `gets': Interrupt
対処
デフォルトでセットされているSpringは、アプリケーションをバックグラウンドで動作させることで、開発を高速化するgem。
見たところspringが動いているので、プロセスを確認。
$ ps aux | grep -i spring user_name 5264 0.0 0.0 4387048 2056 ?? S 4:11PM 0:01.33 spring server | kinoko2 | started 11 hours ago user_name 32697 0.0 0.0 4279688 764 s002 S+ 4:50AM 0:00.01 grep --color=auto --exclude-dir=.bzr --exclude-dir=CVS --exclude-dir=.git --exclude-dir=.hg --exclude-dir=.svn --exclude-dir=.idea --exclude-dir=.tox -i spring
springをkillする。
$ kill -9 5264
rails consoleを実行したところ、動いた。