Fix a crash when launching app detail for bad package name

Change-Id: I3bfb5f8e003b810c09d295bc89f4a59af186a121
Fixes: 78779901
Test: robotests

src/com/android/settings/applications/appinfo/AppInfoDashboardFragment.java

@@ -205,16 +205,22 @@ public class AppInfoDashboardFragment extends DashboardFragment
         mDpm = (DevicePolicyManager) activity.getSystemService(Context.DEVICE_POLICY_SERVICE);
         mUserManager = (UserManager) activity.getSystemService(Context.USER_SERVICE);
         mPm = activity.getPackageManager();
-
         if (!ensurePackageInfoAvailable(activity)) {
             return;
         }
-
         startListeningToPackageRemove();
 
         setHasOptionsMenu(true);
     }
 
+    @Override
+    public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
+        if (!ensurePackageInfoAvailable(getActivity())) {
+            return;
+        }
+        super.onCreatePreferences(savedInstanceState, rootKey);
+    }
+
     @Override
     public void onDestroy() {
         stopListeningToPackageRemove();