当我执行rake db:migrate时,会得到以下错误:
rake aborted!
Gem::LoadError: You have already activated rake 10.2.2, but your Gemfile requires rake 10.1.0. Using bundle exec may solve this.怎么才能解决这个问题呢?
发布于 2014-04-01 17:05:04
也许:
bundle exec rake db:migratehttps://stackoverflow.com/questions/22792258
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