diff --git a/.devcontainer/android/devcontainer.json b/.devcontainer/android/devcontainer.json
index aab6180910..89129ab4b6 100644
--- a/.devcontainer/android/devcontainer.json
+++ b/.devcontainer/android/devcontainer.json
@@ -4,5 +4,6 @@
         "vscode": {
           "extensions": ["ms-vscode.cpptools-themes", "ms-vscode.cmake-tools", "vscjava.vscode-java-pack"]
         }
-      }
+      },
+    "runArgs": ["--privileged", "--network=host"]
 }
diff --git a/app/android/src/com/introlab/rtabmap/RTABMapActivity.java b/app/android/src/com/introlab/rtabmap/RTABMapActivity.java
index 8184bfdeca..3a6b74b0bc 100644
--- a/app/android/src/com/introlab/rtabmap/RTABMapActivity.java
+++ b/app/android/src/com/introlab/rtabmap/RTABMapActivity.java
@@ -1775,19 +1775,19 @@ public void onClick(DialogInterface dialog, int which) {
 			long currentTime = System.currentTimeMillis()/1000;
 			if(loopClosureId > 0)
 			{
-				if (mToast != null  && mToast.getView().isShown()) mToast.cancel();
+				if (mToast != null) mToast.cancel();
 				mToast.setText(String.format("Loop closure detected! (%d/%d inliers)", inliers, matches));
 				mToast.show();
 			}
 			else if(landmarkDetected != 0)
 			{
-				if (mToast != null  && mToast.getView().isShown()) mToast.cancel();
+				if (mToast != null) mToast.cancel();
 				mToast.setText(String.format("Marker %d detected!", landmarkDetected));
 				mToast.show();
 			}
 			else if(rejected > 0)
 			{
-				if (mToast != null  && mToast.getView().isShown()) mToast.cancel();
+				if (mToast != null) mToast.cancel();
 				if(inliers >= Integer.parseInt(mMinInliers))
 				{
 					if(optimizationMaxError > 0.0f)
@@ -1809,7 +1809,7 @@ else if(fastMovement)
 			{
 				if(currentTime - mLastFastMovementNotificationStamp > 3)
 				{
-					if (mToast != null  && mToast.getView().isShown()) mToast.cancel();
+					if (mToast != null) mToast.cancel();
 					mToast.setText("Move slower... blurry images are not added to map (\"Settings->Mapping...->Maximum Motion Speed\" is enabled).");
 					mToast.show();
 				}