diff --git a/android/robot/src/main/java/org/openbot/autopilot/AutopilotFragment.java b/android/robot/src/main/java/org/openbot/autopilot/AutopilotFragment.java
index 2754a88d8..b9e327f65 100644
--- a/android/robot/src/main/java/org/openbot/autopilot/AutopilotFragment.java
+++ b/android/robot/src/main/java/org/openbot/autopilot/AutopilotFragment.java
@@ -204,8 +204,9 @@ private void updateCropImageInfo() {
 
         binding.trackingOverlay.addCallback(
                 canvas -> {
-                    tracker.draw(canvas);
-                    //          tracker.drawDebug(canvas);
+                    if (tracker != null) {
+                        tracker.draw(canvas);
+                    }
                 });
         tracker.setFrameConfiguration(
                 getMaxAnalyseImageSize().getWidth(),
diff --git a/android/robot/src/main/java/org/openbot/objectNav/ObjectNavFragment.java b/android/robot/src/main/java/org/openbot/objectNav/ObjectNavFragment.java
index 4729cf253..ee65e123c 100644
--- a/android/robot/src/main/java/org/openbot/objectNav/ObjectNavFragment.java
+++ b/android/robot/src/main/java/org/openbot/objectNav/ObjectNavFragment.java
@@ -267,8 +267,10 @@ private void updateCropImageInfo() {
 
     binding.trackingOverlay.addCallback(
         canvas -> {
-          tracker.draw(canvas);
-          //          tracker.drawDebug(canvas);
+          if (tracker != null) {
+            tracker.draw(canvas);
+          }
+          //tracker.drawDebug(canvas);
         });
     tracker.setFrameConfiguration(
         getMaxAnalyseImageSize().getWidth(),