react-native run-ios
** BUILD FAILED **
The following build commands failed: CompileC /Users/enrico/GitHub/GitHubPopular-master/ios/build/Build/Intermediates/RCTWebSocket.build/Debug-iphonesimulator/RCTWebSocket.build/Objects-normal/x86_64/RCTSRWebSocket.o RCTSRWebSocket.m normal x86_64 objective-c com.apple.compilers.llvm.clang.1_0.compiler (1 failure) Installing build/Build/Products/Debug-iphonesimulator/GitHubPopular.app An error was encountered processing the command (domain=NSPOSIXErrorDomain, code=2): Failed to install the requested application An application bundle was not found at the provided path. Provide a valid path to the desired application bundle. Print: Entry, ":CFBundleIdentifier", Does Not Exist
Command failed: /usr/libexec/PlistBuddy -c Print:CFBundleIdentifier build/Build/Products/Debug-iphonesimulator/GitHubPopular.app/Info.plist Print: Entry, ":CFBundleIdentifier", Does Not Exist
try react-native upgrade
+1
react-native-git-upgrade ,and then has another error.