相关疑难解决方法(0)

我的 Podfile 看起来像这样

platform :ios, '11.2'

target 'live-quiz' do
    use_frameworks!
    pod 'Fabric'
    pod 'Crashlytics'
    pod 'Kingfisher'
    pod 'Alamofire'
    pod 'youtube-ios-player-helper'
    pod 'Firebase/Core'
    pod 'Firebase/Auth'
    pod 'Firebase/Firestore'
    pod 'Firebase/Database'
    pod 'Firebase/Messaging'
    pod 'Firebase/Storage'
    pod 'CodableFirebase'
    pod 'FBSDKLoginKit'
    pod 'CountryPickerSwift'
    pod 'lottie-ios'
    pod 'SwiftySound'
end

之前我可以毫无问题地运行 pod update，但今天运行 pod update 之后

Analyzing dependencies
[!] CocoaPods could not find compatible versions for pod "Firebase/Core":
  In Podfile:
    Firebase/Core

Specs satisfying the `Firebase/Core` dependency were found, but they required a higher minimum deployment target.
CocoaPods …