title: Build failed while opening a react-native project from github
body: <p>I have downloaded react-native project from github. The link is <a href="https://github.com/SkinnyPetee/FirebaseAuth" rel="nofollow noreferrer">here</a></p>
  
  <p>I did npm install. everything is fine till now.when I run react-native run-ios I get following error</p>
  
  <blockquote>
    <p>User defaults from command line:
        IDEDerivedDataPathOverride = /Users/sriram/Desktop/FirebaseAuth-master/ios/build/Auth</p>
    
    <p>note: Using new build system
    note: Planning build
    note: Constructing build description
    Build system information
    error: /Users/sriram/Desktop/FirebaseAuth-master/ios/Pods/Target Support Files/Pods-Auth/Pods-Auth.debug.xcconfig: unable to open file (in target "Auth" in project "Auth") (in target 'Auth')</p>
    
    <p>Build system information
    error: /Users/sriram/Desktop/FirebaseAuth-master/ios/Pods/Target Support Files/Pods-Auth/Pods-Auth.debug.xcconfig: unable to open file (in target "Auth" in project "Auth") (in target 'Auth')</p>
    
    <p>Build system information
    error: /Users/sriram/Desktop/FirebaseAuth-master/ios/Pods/Target Support Files/Pods-Auth/Pods-Auth.debug.xcconfig: unable to open file (in target "Auth" in project "Auth") (in target 'Auth')</p>
    
    <p>Build system information
    error: /Users/sriram/Desktop/FirebaseAuth-master/ios/Pods/Target Support Files/Pods-Auth/Pods-Auth.debug.xcconfig: unable to open file (in target "Auth" in project "Auth") (in target 'Auth')</p>
    
    <p>Build system information
    error: /Users/sriram/Desktop/FirebaseAuth-master/ios/Pods/Target Support Files/Pods-AuthTests/Pods-AuthTests.debug.xcconfig: unable to open file (in target "AuthTests" in project "Auth") (in target 'AuthTests')</p>
    
    <p>Build system information
    error: /Users/sriram/Desktop/FirebaseAuth-master/ios/Pods/Target Support Files/Pods-AuthTests/Pods-AuthTests.debug.xcconfig: unable to open file (in target "AuthTests" in project "Auth") (in target 'AuthTests')</p>
    
    <p>Build system information
    error: /Users/sriram/Desktop/FirebaseAuth-master/ios/Pods/Target Support Files/Pods-AuthTests/Pods-AuthTests.debug.xcconfig: unable to open file (in target "AuthTests" in project "Auth") (in target 'AuthTests')</p>
    
    <p>Build system information
    error: /Users/sriram/Desktop/FirebaseAuth-master/ios/Pods/Target Support Files/Pods-AuthTests/Pods-AuthTests.debug.xcconfig: unable to open file (in target "AuthTests" in project "Auth") (in target 'AuthTests')</p>
    
    <p>** BUILD FAILED **</p>
  </blockquote>
  
  <p>Later I tried <code>cd ios &amp;&amp; pod install</code> 
  After that I tried <code>react-native run-ios</code>,
  I get following error:
  The following build commands failed:
          CompileC /Users/sriram/Desktop/Auth/ios/build/Auth/Build/Intermediates.noindex/Pods.build/Debug-iphonesimulator/DoubleConversion.build/Objects-normal/x86_64/DoubleConversion-dummy.o Target\ Support\ Files/DoubleConversion/DoubleConversion-dummy.m normal x86_64 objective-c com.apple.compilers.llvm.clang.1_0.compiler
  (1 failure)</p>
  
  <p>This is my PodFile:</p>
  
  <pre><code>platform :ios, '9.0'
  require_relative '../node_modules/@react-native-community/cli-platform-ios/native_modules'
  
  target 'Auth' do
    # Pods for Auth
    pod 'React', :path =&gt; '../node_modules/react-native/'
    pod 'React-Core', :path =&gt; '../node_modules/react-native/React'
    pod 'React-DevSupport', :path =&gt; '../node_modules/react-native/React'
    pod 'React-fishhook', :path =&gt; '../node_modules/react-native/Libraries/fishhook'
    pod 'React-RCTActionSheet', :path =&gt; '../node_modules/react-native/Libraries/ActionSheetIOS'
    pod 'React-RCTAnimation', :path =&gt; '../node_modules/react-native/Libraries/NativeAnimation'
    pod 'React-RCTBlob', :path =&gt; '../node_modules/react-native/Libraries/Blob'
    pod 'React-RCTImage', :path =&gt; '../node_modules/react-native/Libraries/Image'
    pod 'React-RCTLinking', :path =&gt; '../node_modules/react-native/Libraries/LinkingIOS'
    pod 'React-RCTNetwork', :path =&gt; '../node_modules/react-native/Libraries/Network'
    pod 'React-RCTSettings', :path =&gt; '../node_modules/react-native/Libraries/Settings'
    pod 'React-RCTText', :path =&gt; '../node_modules/react-native/Libraries/Text'
    pod 'React-RCTVibration', :path =&gt; '../node_modules/react-native/Libraries/Vibration'
    pod 'React-RCTWebSocket', :path =&gt; '../node_modules/react-native/Libraries/WebSocket'
  
    pod 'React-cxxreact', :path =&gt; '../node_modules/react-native/ReactCommon/cxxreact'
    pod 'React-jsi', :path =&gt; '../node_modules/react-native/ReactCommon/jsi'
    pod 'React-jsiexecutor', :path =&gt; '../node_modules/react-native/ReactCommon/jsiexecutor'
    pod 'React-jsinspector', :path =&gt; '../node_modules/react-native/ReactCommon/jsinspector'
    pod 'yoga', :path =&gt; '../node_modules/react-native/ReactCommon/yoga'
  
    pod 'DoubleConversion', :podspec =&gt; '../node_modules/react-native/third-party-podspecs/DoubleConversion.podspec'
    pod 'glog', :podspec =&gt; '../node_modules/react-native/third-party-podspecs/glog.podspec'
    pod 'Folly', :podspec =&gt; '../node_modules/react-native/third-party-podspecs/Folly.podspec'
  
    target 'AuthTests' do
      inherit! :search_paths
      # Pods for testing
    end
  
    use_native_modules!
  end
  
  target 'Auth-tvOS' do
    # Pods for Auth-tvOS
  
    target 'Auth-tvOSTests' do
      inherit! :search_paths
      # Pods for testing
    end
  
  end
  </code></pre>