# Run tests
command: bundle exec rails test
in my .circleci/config.yml
but CircleCI tells
#!/bin/bash -eo pipefail
bundle exec rails test
Could not find concurrent-ruby-1.0.5 in any of the sources
bundle install to install missing gems.
Exited with code 1
But there is concurrent-ruby-1.0.5 in bundle install list before …
What can I do?