diff --git a/src/com/android/settings/accessibility/AccessibilitySettings.java b/src/com/android/settings/accessibility/AccessibilitySettings.java
index b4b1ef69a08..a2a72e243e5 100644
--- a/src/com/android/settings/accessibility/AccessibilitySettings.java
+++ b/src/com/android/settings/accessibility/AccessibilitySettings.java
@@ -37,6 +37,7 @@ import androidx.annotation.VisibleForTesting;
 import androidx.preference.Preference;
 import androidx.preference.PreferenceCategory;
 
+import com.android.internal.util.ArrayUtils;
 import com.android.internal.accessibility.AccessibilityShortcutController;
 import com.android.internal.accessibility.util.AccessibilityUtils;
 import com.android.internal.content.PackageMonitor;
@@ -509,7 +510,9 @@ public class AccessibilitySettings extends DashboardFragment implements
      */
     private void updateCategoryOrderFromArray(String categoryKey, int key) {
         String[] services = getResources().getStringArray(key);
+        if (ArrayUtils.isEmpty(services)) return;
         PreferenceCategory category = mCategoryToPrefCategoryMap.get(categoryKey);
+        if (category == null) return;
         int preferenceCount = category.getPreferenceCount();
         int serviceLength = services.length;
         for (int preferenceIndex = 0; preferenceIndex < preferenceCount; preferenceIndex++) {
@@ -530,6 +533,7 @@ public class AccessibilitySettings extends DashboardFragment implements
      */
     private void updatePreferenceCategoryVisibility(String categoryKey) {
         final PreferenceCategory category = mCategoryToPrefCategoryMap.get(categoryKey);
+        if (category == null) return;
         category.setVisible(category.getPreferenceCount() != 0);
     }