2.) If you have multiple plugins, what already use CDN, you get "multiple specifications" error when this plugin install pods during ionic cordova platform add ios
[!] Found multiple specifications for Firebase (6.13.0)
[!] Found multiple specifications for FirebaseCoreDiagnostics (1.1.2)
[!] Found multiple specifications for GoogleUtilities (6.4.0)
[!] Found multiple specifications for AppAuth (1.1.0)
etc...
Reasons: 1.) https://blog.cocoapods.org/CocoaPods-1.7.2/
2.) If you have multiple plugins, what already use CDN, you get "multiple specifications" error when this plugin install pods during
ionic cordova platform add ios
[!] Found multiple specifications forFirebase (6.13.0)
[!] Found multiple specifications forFirebaseCoreDiagnostics (1.1.2)
[!] Found multiple specifications forGoogleUtilities (6.4.0)
[!] Found multiple specifications forAppAuth (1.1.0)
etc...