20 thoughts on “Example of Facebook Sign In integration in React Native”

  1. Once we logout, then trying to login again is causing App Crash. I am not able to get any logs in console about this also. Please help me out with this.

  2. i facing an issue in release apk of login error. hashkey is not matching . but i have already generated release key and add into my fb account .

  3. “i facing an issue in debug apk of login error. hashkey is not matching . but i have already generated release key and add into my fb account .”

    i have same issue, i followed your updated post. Still i am not able to sign in successfully.

  4. I tried implementing FB SDK in an empty project. I get errors while making build.

    Error: error Failed to install the app. Make sure you have the Android development environment set up: https://facebook.github.io/react-native/docs/getting-started.html#android-development-environment. Run CLI with –verbose flag for more details.Error: Command failed: gradlew.bat app:installDebug -PreactNativeDevServerPort=8081
    E:\ReactNative_files\test\android\app\build\generated\rncli\src\main\java\com\facebook\react\PackageList.java:51: error: constructor FBSDKPackage in class FBSDKPackage cannot be applied to given types;
    new FBSDKPackage()
    required: CallbackManager
    found: no arguments
    reason: actual and formal argument lists differ in length
    1 error

    FAILURE: Build failed with an exception.

  5. In an iOS environment
    It’s not like I’m already logged in to a webpage.
    By linking the Facebook app that is already logged in.
    I want to log in. What should I do?

  6. Hi, thank you very much for the post and steps.
    I am facing an issue after following correctly all the steps above.
    what can i do?
    Help, please.

    AppDelegate.m:13:9: fatal error: ‘FBSDKCoreKit/FBSDKCoreKit.h’ file not found

  7. Invariant Violation: requireNativeComponent: “RCTFBLoginButton” was not found in the UIManager.

    This error is located at:
    in RCTFBLoginButton (atFBLoginButton.js:105)
    in LoginButton (at App.js:52)

  8. Logout is not working as expected. After clicking logout button, I wanted to use another facebook account but there is no options for entering new fb account. can you suggest on this issue.

  9. Able to get it working for android. However for ios i am seeing “App not setup. This app is still in development mode”. This is weird bcz my app is live and it works fine in android.


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