finish the splash if reactContext already running

android/app/src/main/java/com/reactnativenavigation/controllers/SplashActivity.java

     protected void onCreate(@Nullable Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setSplashLayout();
-        NavigationApplication.instance.startReactContext();
+
+        if (NavigationApplication.instance.isReactContextInitialized()) {
+            finish();
+        } else {
+            NavigationApplication.instance.startReactContext();
+        }
     }
 
     @Override