diff --git a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/banglejs/BangleJSDeviceSupport.java b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/banglejs/BangleJSDeviceSupport.java
index 82645055d..deb461765 100644
--- a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/banglejs/BangleJSDeviceSupport.java
+++ b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/banglejs/BangleJSDeviceSupport.java
@@ -182,10 +182,17 @@ public class BangleJSDeviceSupport extends AbstractBTLEDeviceSupport {
     @Override
     public void dispose() {
         super.dispose();
-        GBApplication.getContext().unregisterReceiver(globalUartReceiver); // remove uart.tx intent listener
+        stopGlobalUartReceiver();
         stopLocationUpdate();
     }
 
+    private void stopGlobalUartReceiver(){
+        if(globalUartReceiver != null){
+            GBApplication.getContext().unregisterReceiver(globalUartReceiver); // remove uart.tx intent listener
+        }
+    }
+
+
     private void stopLocationUpdate() {
         GBLocationManager.stop(getContext(), this, null);
         gpsUpdateSetup = false;