Error install. What should I do?

I am Japanese juner high school student.

rails server

https://i.gyazo.com/454f7d4980aabd2d0e022f4139dc1ee6.png

this error.
What should I do?

Type “bundle install” in your cmd prompt.

Before running the bundle install, verify the gem is listed in your
gemfile
or not.if not install the gem and then run bundle install command.

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