diff --git a/src/com/android/settings/dashboard/DashboardFragment.java b/src/com/android/settings/dashboard/DashboardFragment.java
index 11858a79b6c..f8740799acc 100644
--- a/src/com/android/settings/dashboard/DashboardFragment.java
+++ b/src/com/android/settings/dashboard/DashboardFragment.java
@@ -369,6 +369,11 @@ public abstract class DashboardFragment extends SettingsPreferenceFragment
                 mPreferenceControllers.values()) {
             for (AbstractPreferenceController controller : controllerList) {
                 final String key = controller.getPreferenceKey();
+                if(TextUtils.isEmpty(key)) {
+                    Log.d(TAG, String.format("Preference key is %s in Controller %s",
+                            key, controller.getClass().getSimpleName()));
+                    continue;
+                }
                 final Preference preference = screen.findPreference(key);
                 if (preference != null) {
                     preference.setVisible(visible && controller.isAvailable());