diff --git a/src/com/android/settings/network/SwitchSlotSidecar.java b/src/com/android/settings/network/SwitchSlotSidecar.java
index 7005452581e..72ece04b07f 100644
--- a/src/com/android/settings/network/SwitchSlotSidecar.java
+++ b/src/com/android/settings/network/SwitchSlotSidecar.java
@@ -130,11 +130,13 @@ public class SwitchSlotSidecar
         } catch (UiccSlotsException e) {
             result.exception = e;
         }
+        Log.i(TAG, "return command.");
         return result;
     }
 
     @Override
     protected void onPostExecute(Result result) {
+        Log.i(TAG, "onPostExecute: get result");
         if (result.exception == null) {
             setState(State.SUCCESS, Substate.UNUSED);
         } else {
diff --git a/tests/unit/src/com/android/settings/network/MobileNetworkPreferenceControllerTest.java b/tests/unit/src/com/android/settings/network/MobileNetworkPreferenceControllerTest.java
index be3815d78c9..1231c01b749 100644
--- a/tests/unit/src/com/android/settings/network/MobileNetworkPreferenceControllerTest.java
+++ b/tests/unit/src/com/android/settings/network/MobileNetworkPreferenceControllerTest.java
@@ -78,6 +78,7 @@ public class MobileNetworkPreferenceControllerTest {
         mContext = spy(ApplicationProvider.getApplicationContext());
         when(mContext.getSystemService(Context.TELEPHONY_SERVICE)).thenReturn(mTelephonyManager);
         when(mContext.getSystemService(SubscriptionManager.class)).thenReturn(mSubscriptionManager);
+        when(mSubscriptionManager.createForAllUserProfiles()).thenReturn(mSubscriptionManager);
         when(mContext.getSystemService(UserManager.class)).thenReturn(mUserManager);
         if (Looper.myLooper() == null) {
             Looper.prepare();