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Ruby on Rails チュートリアル 第7章

Posted at

cannot load such file -- bcryptと表示されてユーザーが表示されない

大抵の場合、WEBrick起動したままで動作確認できるのだが、bcrypt-rubyモジュールを追加した場合は、再起動が必要だった。
どういう場合は再起動が必要で、どういう場合は必要ないのかわからん。。

しかもエラーメッセージが意味不明だったので、メモとして残しておく。

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