How to set canOverrideExistingModule=true in React Native for Android Apps?

Question

I built an android app using React Native, it got built successfully but when I run the app in my Android Virtual Device it shows up a full red screen with the following err

Answer 1

Go to the MainAplication file.

Remove duplicate package and remove duplicate package in getPackages() method

  @Override
    protected List getPackages() {
      return Arrays.asList(
          new MainReactPackage(),
            new VectorIconsPackage()
      );
    }

Then after try this command in your terminal :

• cd android
• ./gradlew clean