I am getting this error on a brand new installation with centos7. When I run the command twice there is no error. Should I be concerned here?
/usr/share/one/install_gems
4 gems installed
gem install --no-ri --no-rdoc rack sinatra thin memcache-client zendesk_api sqlite3 sequel amazon-ec2 uuidtools curb builder trollop parse-cron ox mysql aws-sdk configparser azure
Fetching: rack-2.0.1.gem (100%)
ERROR: Error installing rack:
rack requires Ruby version >= 2.2.2.
Fetching: rack-1.6.4.gem (100%)
Successfully installed rack-1.6.4
Fetching: tilt-2.0.5.gem (100%)
42 gems installed
Error executing gem install --no-ri --no-rdoc rack sinatra thin memcache-client zendesk_api sqlite3 sequel amazon-ec2 uuidtools curb builder trollop parse-cron ox mysql aws-sdk configparser azure