diff --git a/android/src/main/java/com/appsflyer/appsflyersdk/AppsflyerSdkPlugin.java b/android/src/main/java/com/appsflyer/appsflyersdk/AppsflyerSdkPlugin.java
index 27c1967..0861db4 100644
--- a/android/src/main/java/com/appsflyer/appsflyersdk/AppsflyerSdkPlugin.java
+++ b/android/src/main/java/com/appsflyer/appsflyersdk/AppsflyerSdkPlugin.java
@@ -173,16 +173,6 @@ public void onMethodCall(MethodCall call, Result result) {
         }
     };
 
-    private void onAttachedToEngine(Context applicationContext, BinaryMessenger messenger) {
-        this.mContext = applicationContext;
-        this.mEventChannel = new EventChannel(messenger, AF_EVENTS_CHANNEL);
-        mMethodChannel = new MethodChannel(messenger, AppsFlyerConstants.AF_METHOD_CHANNEL);
-        mMethodChannel.setMethodCallHandler(this);
-        mCallbackChannel = new MethodChannel(messenger, AppsFlyerConstants.AF_CALLBACK_CHANNEL);
-        mCallbackChannel.setMethodCallHandler(callbacksHandler);
-    }
-
-
     private void startListening(Object arguments, Result rawResult) {
         // Get callback id
         String callbackName = (String) arguments;
@@ -393,15 +383,17 @@ private void anonymizeUser(MethodCall call, Result result) {
     }
 
     private void startSDKwithHandler(MethodCall call, final Result result) {
+        Log.d(AF_PLUGIN_TAG, "startSDKwithHandler - " + this + " MethodChannel - " + mMethodChannel);
+        final MethodChannel _channel = mMethodChannel;
         try {
             final AppsFlyerLib appsFlyerLib = AppsFlyerLib.getInstance();
-
+            AppsFlyerLib.getInstance().stop(false, mContext);
             appsFlyerLib.start(activity, null, new AppsFlyerRequestListener() {
                 @Override
                 public void onSuccess() {
                     uiThreadHandler.post(() -> {
-                        if (mMethodChannel != null) {
-                            mMethodChannel.invokeMethod("onSuccess", null);
+                        if (_channel != null) {
+                            _channel.invokeMethod("onSuccess", null);
                         } else {
                             Log.e(AF_PLUGIN_TAG, LogMessages.METHOD_CHANNEL_IS_NULL + " - SDK started successfully but callback `onSuccess` failed");
                         }
@@ -411,11 +403,11 @@ public void onSuccess() {
                 @Override
                 public void onError(final int errorCode, final String errorMessage) {
                     uiThreadHandler.post(() -> {
-                        if (mMethodChannel != null) {
+                        if (_channel != null) {
                             HashMap<String, Object> errorDetails = new HashMap<>();
                             errorDetails.put("errorCode", errorCode);
                             errorDetails.put("errorMessage", errorMessage);
-                            mMethodChannel.invokeMethod("onError", errorDetails);
+                            _channel.invokeMethod("onError", errorDetails);
                         } else {
                             Log.e(AF_PLUGIN_TAG, LogMessages.METHOD_CHANNEL_IS_NULL + " - SDK failed to start: " + errorMessage);
                         }
@@ -739,11 +731,12 @@ public void onResponseError(final String error) {
     }
 
     private void runOnUIThread(final Object data, final String callbackName, final String status) {
+        final MethodChannel _channel = mCallbackChannel;
         uiThreadHandler.post(
                 new Runnable() {
                     @Override
                     public void run() {
-                        if (mCallbackChannel != null) {
+                        if (_channel != null) {
                             Log.d(AF_PLUGIN_TAG, "Calling invokeMethod with: " + data);
                             JSONObject args = new JSONObject();
                             try {
@@ -766,7 +759,7 @@ public void run() {
                             } catch (JSONException e) {
                                 e.printStackTrace();
                             }
-                            mCallbackChannel.invokeMethod("callListener", args.toString());
+                            _channel.invokeMethod("callListener", args.toString());
                         } else {
                             Log.e(AF_PLUGIN_TAG, "CallbackChannel is null, cannot invoke method: " + callbackName);
                         }
@@ -1225,12 +1218,22 @@ private void disableAppSetId(MethodCall call, Result result) {
 
     @Override
     public void onAttachedToEngine(FlutterPluginBinding binding) {
-        onAttachedToEngine(binding.getApplicationContext(), binding.getBinaryMessenger());
+        Log.d(AF_PLUGIN_TAG, "onAttachedToEngine - " + this);
+        this.mContext = binding.getApplicationContext();
+        BinaryMessenger messenger = binding.getBinaryMessenger();
+        this.mEventChannel = new EventChannel(messenger, AF_EVENTS_CHANNEL);
+        mMethodChannel = new MethodChannel(messenger, AppsFlyerConstants.AF_METHOD_CHANNEL);
+        mMethodChannel.setMethodCallHandler(this);
+        Log.d(AF_PLUGIN_TAG, "onAttachedToEngine - " + this + " MethodChannel - " + mMethodChannel);
+        mCallbackChannel = new MethodChannel(messenger, AppsFlyerConstants.AF_CALLBACK_CHANNEL);
+        mCallbackChannel.setMethodCallHandler(callbacksHandler);
+        Log.d(AF_PLUGIN_TAG, "onAttachedToEngine - " + this + " mCallbackChannel - " + mCallbackChannel);
         AppsFlyerPurchaseConnector.INSTANCE.onAttachedToEngine(binding);
     }
 
     @Override
     public void onDetachedFromEngine(FlutterPluginBinding binding) {
+        Log.d(AF_PLUGIN_TAG, "onDetachedFromEngine - " + this);
         mMethodChannel.setMethodCallHandler(null);
         mMethodChannel = null;
         mEventChannel.setStreamHandler(null);
@@ -1242,6 +1245,7 @@ public void onDetachedFromEngine(FlutterPluginBinding binding) {
 
     @Override
     public void onAttachedToActivity(ActivityPluginBinding binding) {
+        Log.d(AF_PLUGIN_TAG, "onAttachedToActivity - " + this);
         activity = binding.getActivity();
         mApplication = binding.getActivity().getApplication();
         binding.addOnNewIntentListener(onNewIntentListener);
@@ -1249,11 +1253,13 @@ public void onAttachedToActivity(ActivityPluginBinding binding) {
 
     @Override
     public void onDetachedFromActivityForConfigChanges() {
+        Log.d(AF_PLUGIN_TAG, "onDetachedFromActivityForConfigChanges - " + this);
         this.activity = null;
     }
 
     @Override
     public void onReattachedToActivityForConfigChanges(ActivityPluginBinding binding) {
+        Log.d(AF_PLUGIN_TAG, "onReattachedToActivityForConfigChanges - " + this);
         sendCachedCallbacksToDart();
         binding.addOnNewIntentListener(onNewIntentListener);
         activity = binding.getActivity();
@@ -1261,6 +1267,7 @@ public void onReattachedToActivityForConfigChanges(ActivityPluginBinding binding
 
     @Override
     public void onDetachedFromActivity() {
+        Log.d(AF_PLUGIN_TAG, "onDetachedFromActivity - " + this);
         activity = null;
         saveCallbacks = true;
         AppsFlyerLib.getInstance().unregisterConversionListener();