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我應該忽略這個錯誤，而執行創業板清理？創業板清理無法刪除打包器
gem cleanup
Cleaning up installed gems...
Attempting to uninstall bundler-1.2.3
Unable to uninstall bundler-1.2.3:
Gem::InstallError: gem "bundler" is not installed
Clean Up Complete
這可能幫助：http://stackoverflow.com/questions/9346708/gem-cleanup-shows-error-unable-to-uninstall-bundler-1-0-21-當升級到外灘 – deivid 2013-03-02 18:24:24