Getting below error,
Analyzing dependencies
Fetching podspec for `DoubleConversion` from `../node_modules/react-native/third-party-podspecs/DoubleConversion.podspec`
Pre-downloading: `ExpoKit` from `http://github.com/expo/expo.git`, tag `ios/2.13.0`
Fetching podspec for `Folly` from `../node_modules/react-native/third-party-podspecs/Folly.podspec`
Fetching podspec for `glog` from `../node_modules/react-native/third-party-podspecs/glog.podspec`
[!] Unable to find a specification for `React-Core` depended upon by `UMReactNativeAdapter`
You have either:
* out-of-date source repos which you can update with `pod repo update` or with `pod install --repo-update`.
* mistyped the name or version.
* not added the source repo that hosts the Podspec to your Podfile.
I tried,
pod setup
pod install
pod install --repo-update
Also, I uninstalled/installed cocoapods
again, but still getting above error.
you can change your UMReactNativeAdapter podspec file,
s.dependency 'React-Core'
check out this for similar issue.
https://github.com/joltup/rn-fetch-blob/issues/402#issuecomment-513077800
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