概要 ローカルの Ruby on Rails で bundle install を実行したときに、mysql2のインストールで以下のエラーが出てしまうことがあります。 Installing mysql2 0.5.6 with native extensions Gem::Ext::BuildError: ERROR: Failed to build gem native extension. # (略) Gem files will remain installed in /Users/watasho/study/batch_sample/.bundle/ruby/3.2.0/gems/mysql2-0.5.6 for inspection. Results logged to /Users/watasho/study/batch_sample/.bundle/ruby/3.2.0/ext
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