Error adding platform ios

Hello everyone,

this is my ionic info

Ionic:

Ionic CLI : 5.4.1 (/usr/local/lib/node_modules/ionic)
Ionic Framework : ionic-angular 3.9.5
@ionic/app-scripts : 3.2.2

Cordova:

Cordova CLI : 9.0.0 (cordova-lib@9.0.1)
Cordova Platforms : ios 5.0.1
Cordova Plugins : cordova-plugin-ionic-keyboard 2.1.3, (and 23 other plugins)

Utility:

cordova-res : 0.3.0 (update available: 0.6.0)
native-run : not installed

System:

ios-deploy : 1.9.4
ios-sim : 8.0.2
NodeJS : v10.16.3 (/usr/local/bin/node)
npm : 6.9.0
OS : macOS Mojave
Xcode : Xcode 11.0 Build version 11A420a

when i add ios platform by command below i’m getting error see below.
could anyone advise me how to fix this ?

ionic cordova platforms add ios --verbose

[!] CocoaPods could not find compatible versions for pod “GoogleUtilities/UserDefaults”:
In snapshot (Podfile.lock):
GoogleUtilities/UserDefaults (= 5.8.0, ~> 5.2)
In Podfile:
Firebase/Core (~> 5.6) was resolved to 5.20.2, which depends on
FirebaseAnalytics (= 5.8.1) was resolved to 5.8.1, which depends on
FirebaseInstanceID (~> 3.8) was resolved to 3.8.1, which depends on
GoogleUtilities/UserDefaults (~> 5.2)
GoogleUtilities (~> 6.2.3) was resolved to 6.2.3, which depends on
GoogleUtilities/UserDefaults (= 6.2.3)

Solve by manually change the version in pod file.:grinning: