1sttraypodinstall

Ld /Users/sotero/Library/Developer/Xcode/DerivedData/esl-egsmqvltvmiyfocsavspcrbvxrht/Build/Products/Debug-iphonesimulator/RNFBApp/RNFBApp.framework/RNFBApp normal x86_64 (in target 'RNFBApp' from project 'Pods')
  cd /Users/sotero/Documents/soterotech/esl-app/ios/Pods
  /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -target x86_64-apple-ios9.0-simulator -dynamiclib -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator13.1.sdk -L/Users/sotero/Library/Developer/Xcode/DerivedData/esl-egsmqvltvmiyfocsavspcrbvxrht/Build/Products/Debug-iphonesimulator/RNFBApp -F/Users/sotero/Library/Developer/Xcode/DerivedData/esl-egsmqvltvmiyfocsavspcrbvxrht/Build/Products/Debug-iphonesimulator/RNFBApp -F/Users/sotero/Library/Developer/Xcode/DerivedData/esl-egsmqvltvmiyfocsavspcrbvxrht/Build/Products/Debug-iphonesimulator/DoubleConversion -F/Users/sotero/Library/Developer/Xcode/DerivedData/esl-egsmqvltvmiyfocsavspcrbvxrht/Build/Products/Debug-iphonesimulator/FirebaseCore -F/Users/sotero/Library/Developer/Xcode/DerivedData/esl-egsmqvltvmiyfocsavspcrbvxrht/Build/Products/Debug-iphonesimulator/FirebaseCoreDiagnostics -F/Users/sotero/Library/Developer/Xcode/DerivedData/esl-egsmqvltvmiyfocsavspcrbvxrht/Build/Products/Debug-iphonesimulator/FirebaseInstanceID -F/Users/sotero/Library/Developer/Xcode/DerivedData/esl-egsmqvltvmiyfocsavspcrbvxrht/Build/Products/Debug-iphonesimulator/Folly -F/Users/sotero/Library/Developer/Xcode/DerivedData/esl-egsmqvltvmiyfocsavspcrbvxrht/Build/Products/Debug-iphonesimulator/GoogleDataTransport -F/Users/sotero/Library/Developer/Xcode/DerivedData/esl-egsmqvltvmiyfocsavspcrbvxrht/Build/Products/Debug-iphonesimulator/GoogleDataTransportCCTSupport -F/Users/sotero/Library/Developer/Xcode/DerivedData/esl-egsmqvltvmiyfocsavspcrbvxrht/Build/Products/Debug-iphonesimulator/GoogleUtilities -F/Users/sotero/Library/Developer/Xcode/DerivedData/esl-egsmqvltvmiyfocsavspcrbvxrht/Build/Products/Debug-iphonesimulator/React -F/Users/sotero/Library/Developer/Xcode/DerivedData/esl-egsmqvltvmiyfocsavspcrbvxrht/Build/Products/Debug-iphonesimulator/glog -F/Users/sotero/Library/Developer/Xcode/DerivedData/esl-egsmqvltvmiyfocsavspcrbvxrht/Build/Products/Debug-iphonesimulator/nanopb -F/Users/sotero/Library/Developer/Xcode/DerivedData/esl-egsmqvltvmiyfocsavspcrbvxrht/Build/Products/Debug-iphonesimulator/yoga -F/Users/sotero/Documents/soterotech/esl-app/ios/Pods/FirebaseAnalytics/Frameworks -F/Users/sotero/Documents/soterotech/esl-app/ios/Pods/GoogleAppMeasurement/Frameworks -filelist /Users/sotero/Library/Developer/Xcode/DerivedData/esl-egsmqvltvmiyfocsavspcrbvxrht/Build/Intermediates.noindex/Pods.build/Debug-iphonesimulator/RNFBApp.build/Objects-normal/x86_64/RNFBApp.LinkFileList -install_name @rpath/RNFBApp.framework/RNFBApp -Xlinker -rpath -Xlinker @executable_path/Frameworks -Xlinker -rpath -Xlinker @loader_path/Frameworks -dead_strip -Xlinker -object_path_lto -Xlinker /Users/sotero/Library/Developer/Xcode/DerivedData/esl-egsmqvltvmiyfocsavspcrbvxrht/Build/Intermediates.noindex/Pods.build/Debug-iphonesimulator/RNFBApp.build/Objects-normal/x86_64/RNFBApp_lto.o -Xlinker -export_dynamic -Xlinker -no_deduplicate -Xlinker -objc_abi_version -Xlinker 2 -fobjc-arc -fobjc-link-runtime -framework StoreKit -framework Foundation -framework React -compatibility_version 1 -current_version 1 -Xlinker -dependency_info -Xlinker /Users/sotero/Library/Developer/Xcode/DerivedData/esl-egsmqvltvmiyfocsavspcrbvxrht/Build/Intermediates.noindex/Pods.build/Debug-iphonesimulator/RNFBApp.build/Objects-normal/x86_64/RNFBApp_dependency_info.dat -o /Users/sotero/Library/Developer/Xcode/DerivedData/esl-egsmqvltvmiyfocsavspcrbvxrht/Build/Products/Debug-iphonesimulator/RNFBApp/RNFBApp.framework/RNFBApp
Undefined symbols for architecture x86_64:
 "_OBJC_CLASS_$_FIROptions", referenced from:
   objc-class-ref in RCTConvert+FIROptions.o
 "_OBJC_CLASS_$_FIRApp", referenced from:
   objc-class-ref in RCTConvert+FIRApp.o
   objc-class-ref in RNFBAppModule.o
ld: symbol(s) not found for architecture x86_64
clang: error: linker command failed with exit code 1 (use -v to see invocation)

podfile

# Uncomment the next line to define a global platform for your project
platform :ios, '9.0'
target 'ESL' do
  # Comment the next line if you don't want to use dynamic frameworks
  use_frameworks!
  # Pods for ESL
  pod 'React', :path => '../node_modules/react-native', :subspecs => [
    'Core',
    'CxxBridge',
    'DevSupport',
    'RCTActionSheet',
    'RCTAnimation',
    'RCTBlob',
    'RCTGeolocation',
    'RCTImage',
    'RCTLinkingIOS',
    'RCTNetwork',
    'RCTSettings',
    'RCTText',
    'RCTVibration',
    'RCTWebSocket'
  ]
  pod 'yoga', :path => '../node_modules/react-native/ReactCommon/yoga'
  pod 'DoubleConversion', :podspec => '../node_modules/react-native/third-party-podspecs/DoubleConversion.podspec'
  pod 'Folly', :podspec => '../node_modules/react-native/third-party-podspecs/Folly.podspec'
  pod 'glog', :podspec => '../node_modules/react-native/third-party-podspecs/glog.podspec'
  # first way
  # pod 'Firebase/Core', '~> 6.13.0'
  # pod 'Firebase/Analytics', '~> 6.13.0'
  # second way
  # pod 'RNFirebase', :path => '../node_modules/react-native-firebase/ios/RNFirebase.podspec'
  # pod 'RNFBApp', path: '../node_modules/@react-native-firebase/app/RNFBApp.podspec'
  # pod 'RNFBAnalytics', path: '../node_modules/@react-native-firebase/analytics/RNFBAnalytics.podspec'
  # dependency for analytics from ios
  # pod 'GoogleIDFASupport', '~> 3.14.0'
  # Pods for Example
  pod 'RNScreens', :path => '../node_modules/react-native-screens'
end
post_install do |installer|
  #  installer.pods_project.targets.each do |target|
  #    if target.name == "React"
  #      target.remove_from_project
  #    end
      # The following is needed to ensure the "archive" step works in XCode.
      # It removes React & Yoga from the Pods project, as it is already included in the main project.
      # Without this, you'd see errors when you archive like:
      # "Multiple commands produce ... libReact.a"
      # "Multiple commands produce ... libyoga.a"
      # FIXME real fix is like so: https://stackoverflow.com/a/55328241/9910298 (remove duplicate refs)
  #    targets_to_ignore = %w(React yoga)
  #    if targets_to_ignore.include? target.name
  #      target.remove_from_project
  #    end
  #  end
    # This fixes the problems with headers not found
    system("mkdir -p Pods/Headers/Public/FirebaseCore && cp Pods/FirebaseCore/Firebase/Core/Public/* Pods/Headers/Public/FirebaseCore/")
end
# pre_install do |installer|
#   # workaround for https://github.com/CocoaPods/CocoaPods/issues/3289
#   Pod::Installer::Xcode::TargetValidator.send(:define_method, :verify_no_static_framework_transitive_dependencies) {}
# end