## cocoapods error ios % pod install Analyzing dependencies firebase_analytics: Using Firebase SDK version '8.11.0' defined in 'firebase_core' firebase_auth: Using Firebase SDK version '8.11.0' defined in 'firebase_core' firebase_core: Using Firebase SDK version '8.11.0' defined in 'firebase_core' firebase_messaging: Using Firebase SDK version '8.11.0' defined in 'firebase_core' firebase_remote_config: Using Firebase SDK version '8.11.0' defined in 'firebase_core' [!] CDN: trunk URL couldn't be downloaded: https://cdn.cocoapods.org/CocoaPods-version.yml Response: URL using bad/illegal format or missing URL ios % pod repo update [!] CDN: trunk URL couldn't be downloaded: https://cdn.cocoapods.org/CocoaPods-version.yml Response: URL using bad/illegal format or missing URL ## fix cocoapods error ios % pod repo remove trunk Removing spec repo `trunk` (base) sungmin@sungminyunui-MacBookPro ios % pod