Prevent crash due to null beaconManager by getting instance before st…

…arting power save callbacks
AltBeacon · Mar 2, 2017 · d971e20 · d971e20
1 parent 3f44542
commit d971e20
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/main/java/org/altbeacon/beacon/powersave/BackgroundPowerSaver.java b/src/main/java/org/altbeacon/beacon/powersave/BackgroundPowerSaver.java
@@ -44,8 +44,8 @@ public BackgroundPowerSaver(Context context) {
             LogManager.w(TAG, "BackgroundPowerSaver requires API 18 or higher.");
             return;
         }
-        ((Application)context.getApplicationContext()).registerActivityLifecycleCallbacks(this);
         beaconManager = BeaconManager.getInstanceForApplication(context);
+        ((Application)context.getApplicationContext()).registerActivityLifecycleCallbacks(this);
     }
 
     @Override