解决attempted to register plugin but it was already registered with this flutterengine

W/FlutterEngineCxnRegstry(10678): Attempted to register plugin (io.flutter.embedding.engine.plugins.shim.ShimPluginRegistry$ShimRegistrarAggregate@3777b26) but it was already registered with this FlutterEngine (io.flutter.embedding.engine.FlutterEngine@6c93367).
E/AndroidRuntime(10678): FATAL EXCEPTION: main
E/AndroidRuntime(10678): Process: com.example.firstflutterapp, PID: 10678
E/AndroidRuntime(10678): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.firstflutterapp/com.example.firstflutterapp.MainActivity}: java.lang.NullPointerException: Attempt to invoke interface method 'void io.flutter.plugin.common.BinaryMessenger.setMessageHandler(java.lang.String, io.flutter.plugin.common.BinaryMessenger$BinaryMessageHandler)' on a null object reference
E/AndroidRuntime(10678):  at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3898)
E/AndroidRuntime(10678):  at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:4081)
E/AndroidRuntime(10678):  at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:91)
E/AndroidRuntime(10678):  at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:149)
E/AndroidRuntime(10678):  at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:103)
E/AndroidRuntime(10678):  at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2462)
E/AndroidRuntime(10678):  at android.os.Handler.dispatchMessage(Handler.java:110)
E/AndroidRuntime(10678):  at android.os.Looper.loop(Looper.java:219)
E/AndroidRuntime(10678):  at android.app.ActivityThread.main(ActivityThread.java:8393)
E/AndroidRuntime(10678):  at java.lang.reflect.Method.invoke(Native Method)
E/AndroidRuntime(10678):  at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:513)
E/AndroidRuntime(10678):  at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1055)
E/AndroidRuntime(10678): Caused by: java.lang.NullPointerException: Attempt to invoke interface method 'void io.flutter.plugin.common.BinaryMessenger.setMessageHandler(java.lang.String, io.flutter.plugin.common.BinaryMessenger$BinaryMessageHandler)' on a null object reference
E/AndroidRuntime(10678):  at io.flutter.plugin.common.MethodChannel.setMethodCallHandler(MethodChannel.java:119)
E/AndroidRuntime(10678):  at com.jzoom.amaplocation.AmapLocationPlugin.registerWith(AmapLocationPlugin.java:54)
E/AndroidRuntime(10678):  at io.flutter.plugins.GeneratedPluginRegistrant.registerWith(GeneratedPluginRegistrant.java:18)
E/AndroidRuntime(10678):  at com.example.firstflutterapp.MainActivity.configureFlutterEngine(MainActivity.kt:31)
E/AndroidRuntime(10678):  at io.flutter.embedding.android.FlutterActivityAndFragmentDelegate.onAttach(FlutterActivityAndFragmentDelegate.java:180)
E/AndroidRuntime(10678):  at io.flutter.embedding.android.FlutterActivity.onCreate(FlutterActivity.java:409)
E/AndroidRuntime(10678):  at android.app.Activity.performCreate(Activity.java:8121)
E/AndroidRuntime(10678):  at android.app.Activity.performCreate(Activity.java:8109)
E/AndroidRuntime(10678):  at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1320)
E/AndroidRuntime(10678):  at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3871)
E/AndroidRuntime(10678):  ... 11 more

class MainActivity: FlutterActivity() {
  override fun configureFlutterEngine(@NonNull flutterEngine: FlutterEngine) {
  super.configureFlutterEngine(flutterEngine)
  GeneratedPluginRegistrant.registerWith(flutterEngine)
  }
}

+    @Override
+    public void configureFlutterEngine(@NonNull FlutterEngine flutterEngine) {
+        GeneratedPluginRegistrant.registerWith(flutterEngine);
+        new MethodChannel(flutterEngine.getDartExecutor().getBinaryMessenger(), CHANNEL)
+                .setMethodCallHandler(
+                    (call, result) -> {
+                        // Your existing code
+                }
+        );
+    }