diff --git a/src/com/android/settings/network/telephony/Enhanced4gBasePreferenceController.java b/src/com/android/settings/network/telephony/Enhanced4gBasePreferenceController.java
index 0471f74c717..3a91616a3c6 100644
--- a/src/com/android/settings/network/telephony/Enhanced4gBasePreferenceController.java
+++ b/src/com/android/settings/network/telephony/Enhanced4gBasePreferenceController.java
@@ -133,6 +133,9 @@ public class Enhanced4gBasePreferenceController extends TelephonyTogglePreferenc
     @Override
     public void updateState(Preference preference) {
         super.updateState(preference);
+        if (preference == null) {
+            return;
+        }
         final SwitchPreference switchPreference = (SwitchPreference) preference;
 
         final VolteQueryImsState queryState = queryImsState(mSubId);
diff --git a/src/com/android/settings/network/telephony/VideoCallingPreferenceController.java b/src/com/android/settings/network/telephony/VideoCallingPreferenceController.java
index d235a9ac36a..3321fb3afe5 100644
--- a/src/com/android/settings/network/telephony/VideoCallingPreferenceController.java
+++ b/src/com/android/settings/network/telephony/VideoCallingPreferenceController.java
@@ -91,7 +91,8 @@ public class VideoCallingPreferenceController extends TelephonyTogglePreferenceC
     @Override
     public void updateState(Preference preference) {
         super.updateState(preference);
-        if (mCallState == null) {
+        if ((mCallState == null) || (preference == null)) {
+            Log.d(TAG, "Skip update under mCallState=" + mCallState);
             return;
         }
         final SwitchPreference switchPreference = (SwitchPreference) preference;
diff --git a/src/com/android/settings/network/telephony/WifiCallingPreferenceController.java b/src/com/android/settings/network/telephony/WifiCallingPreferenceController.java
index bec8a51adda..32be36e325e 100644
--- a/src/com/android/settings/network/telephony/WifiCallingPreferenceController.java
+++ b/src/com/android/settings/network/telephony/WifiCallingPreferenceController.java
@@ -30,6 +30,7 @@ import android.telephony.PhoneStateListener;
 import android.telephony.SubscriptionManager;
 import android.telephony.TelephonyManager;
 import android.telephony.ims.ImsMmTelManager;
+import android.util.Log;
 
 import androidx.annotation.VisibleForTesting;
 import androidx.preference.Preference;
@@ -98,7 +99,8 @@ public class WifiCallingPreferenceController extends TelephonyBasePreferenceCont
     @Override
     public void updateState(Preference preference) {
         super.updateState(preference);
-        if (mCallState == null) {
+        if ((mCallState == null) || (preference == null)) {
+            Log.d(TAG, "Skip update under mCallState=" + mCallState);
             return;
         }
         CharSequence summaryText = null;