解决Could not find ‘CFPropertyList’ (>= 2.3.3, < 4.0) among 92 total gem(s) (Gem::MissingSpecError)

在pod install时报错

重点在这句:Could not find 'CFPropertyList' (>= 2.3.3, < 4.0) among 92 total gem(s) (Gem::MissingSpecError)

原因:没有配置好,在ios目录下执行以下命令:

之后继续pod install