bundle installする前にbundlerをアップグレードする。
- run:
name: update bundler
command: |
gem update --system
gem install bundler
More than 5 years have passed since last update.
CircleCIで「You must use Bundler 2 or greater with this lockfile.」と出た時の対処法
Last updated at Posted at 2019-08-17
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