gem安装时出现 undefined method `size' for nil:NilClass (NoMethodError) 的解决办法
来源：互联网 发布：导播软件 编辑：程序博客网 时间：2024/06/01 13:30
# gem env得到gem的PATH路径，比如
- GEM PATHS: - /usr/local/ruby/lib/ruby/gems/2.1.0 - /home/vagrant/.gem/ruby/2.1.0将其下的cache目录删除，再次执行gem安装的时候就不会出错了
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