Когда я запускаю сервер rails, он не запускается

Question

Я использую Sqlite3. Он работает нормально, но мне нужно запустить MySQL, а затем добавить:

1. MySQL gem
2. комплектация
3. работает сервер рельсов

и я сталкиваюсь со следующей ошибкой:

es_index.rb:65:in `register'
        from C:/Ruby/lib/ruby/gems/2.3.0/gems/bootsnap-1.3.2/lib/bootsnap/load_path_cache/core_ext/kern
el_require.rb:20:in `require_with_bootsnap_lfi'
        from C:/Ruby/lib/ruby/gems/2.3.0/gems/bootsnap-1.3.2/lib/bootsnap/load_path_cache/core_ext/kern
el_require.rb:29:in `require'
        from C:/Ruby/lib/ruby/gems/2.3.0/gems/activesupport-5.2.2/lib/active_support/dependencies.rb:29
1:in `block in require'
        from C:/Ruby/lib/ruby/gems/2.3.0/gems/activesupport-5.2.2/lib/active_support/dependencies.rb:25
5:in `block in load_dependency'
        from C:/Ruby/lib/ruby/gems/2.3.0/gems/activesupport-5.2.2/lib/active_support/dependencies.rb:66
1:in `new_constants_in'
        from C:/Ruby/lib/ruby/gems/2.3.0/gems/activesupport-5.2.2/lib/active_support/dependencies.rb:25
5:in `load_dependency'
        from C:/Ruby/lib/ruby/gems/2.3.0/gems/activesupport-5.2.2/lib/active_support/dependencies.rb:29
1:in `require'
        from C:/Ruby/lib/ruby/gems/2.3.0/gems/activerecord-5.2.2/lib/active_record/connection_adapters/
connection_specification.rb:191:in `spec'
        from C:/Ruby/lib/ruby/gems/2.3.0/gems/activerecord-5.2.2/lib/active_record/connection_adapters/
abstract/connection_pool.rb:952:in `establish_connection'
        from C:/Ruby/lib/ruby/gems/2.3.0/gems/activerecord-5.2.2/lib/active_record/connection_handling.
rb:60:in `establish_connection'
        from C:/Ruby/lib/ruby/gems/2.3.0/gems/activerecord-5.2.2/lib/active_record/railtie.rb:136:in `b
lock (2 levels) in <class:Railtie>'
        from C:/Ruby/lib/ruby/gems/2.3.0/gems/activesupport-5.2.2/lib/active_support/lazy_load_hooks.rb
:71:in `instance_eval'
        from C:/Ruby/lib/ruby/gems/2.3.0/gems/activesupport-5.2.2/lib/active_support/lazy_load_hooks.rb
:71:in `block in execute_hook'
        from C:/Ruby/lib/ruby/gems/2.3.0/gems/activesupport- (etc....)

Мой гемфайл: https://imgur.com/a/xN4MJEQ

Development.yml:

development:
  adapter: mysql2
  encoding: utf8mb4
  reconnect: false
  database: employee_management_system
  pool: 5
  username: root
  password:
  socket: /tmp/mysql.sock