# [Ruby On Rails]啟動專案時的注意事項 ###### tags: `Ruby On Rails` 參考資料:https://blog.saeloun.com/2019/04/11/rails-6-rails-db-prepare.html 1.若在terminal執行rails s, 開啟網頁出現database not exists錯誤, 請先在terminal執行 (rails 4) ```terminal rake db: create ``` (rails 5+) ```terminal rails db: create ```
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