【エラー】Mysql2::Error: Duplicate entry ' ' for key ' ' - Qiita

環境 Ruby 3.0.2 Rails 6.1.4.1 omniauth-google-oauth2 1.0.0 devise 4.8.0 状況 Rspecを実行した際にエラーを吐かれた ActiveRecord::RecordNotUnique: Mysql2::Error: Duplicate entry '100000000000000000000' for key 'users.index_users_on_uid' FactoryBot.define do factory :user do name { 'test employee' } sequence(:email) { |n| "tester#{n}@example.com" } provider { 'google_oauth2' } uid { '100000000000000000000' } end end