diff --git a/quickstep/src/com/android/launcher3/taskbar/allapps/TaskbarAllAppsController.java b/quickstep/src/com/android/launcher3/taskbar/allapps/TaskbarAllAppsController.java
index 544f9bf..d786d94 100644
--- a/quickstep/src/com/android/launcher3/taskbar/allapps/TaskbarAllAppsController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/allapps/TaskbarAllAppsController.java
@@ -15,8 +15,11 @@
  */
 package com.android.launcher3.taskbar.allapps;
 
+import static com.android.launcher3.model.data.AppInfo.EMPTY_ARRAY;
+
 import android.view.View;
 
+import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 import androidx.annotation.VisibleForTesting;
 
@@ -33,7 +36,6 @@
 import java.util.List;
 import java.util.Map;
 import java.util.function.Predicate;
-
 /**
  * Handles the all apps overlay window initialization, updates, and its data.
  * <p>
@@ -54,9 +56,9 @@
     private @Nullable TaskbarSearchSessionController mSearchSessionController;
 
     // Application data models.
-    private AppInfo[] mApps;
+    private @NonNull AppInfo[] mApps = EMPTY_ARRAY;
     private int mAppsModelFlags;
-    private List<ItemInfo> mPredictedApps;
+    private @NonNull List<ItemInfo> mPredictedApps = Collections.emptyList();
     private @Nullable List<ItemInfo> mZeroStateSearchSuggestions;
     private boolean mDisallowGlobalDrag;
     private boolean mDisallowLongClick;
@@ -82,8 +84,8 @@
     }
 
     /** Updates the current {@link AppInfo} instances. */
-    public void setApps(AppInfo[] apps, int flags, Map<PackageUserKey, Integer> map) {
-        mApps = apps;
+    public void setApps(@Nullable AppInfo[] apps, int flags, Map<PackageUserKey, Integer> map) {
+        mApps = apps == null ? EMPTY_ARRAY : apps;
         mAppsModelFlags = flags;
         mPackageUserKeytoUidMap = map;
         if (mAppsView != null) {
diff --git a/src/com/android/launcher3/allapps/AllAppsStore.java b/src/com/android/launcher3/allapps/AllAppsStore.java
index c3d0e6b..e724858 100644
--- a/src/com/android/launcher3/allapps/AllAppsStore.java
+++ b/src/com/android/launcher3/allapps/AllAppsStore.java
@@ -61,7 +61,7 @@
     private PackageUserKey mTempKey = new PackageUserKey(null, null);
     private AppInfo mTempInfo = new AppInfo();
 
-    private AppInfo[] mApps = EMPTY_ARRAY;
+    private @NonNull AppInfo[] mApps = EMPTY_ARRAY;
 
     private final List<OnUpdateListener> mUpdateListeners = new CopyOnWriteArrayList<>();
     private final ArrayList<ViewGroup> mIconContainers = new ArrayList<>();
@@ -85,8 +85,8 @@
      * Sets the current set of apps and sets mapping for {@link PackageUserKey} to Uid for
      * the current set of apps.
      */
-    public void setApps(AppInfo[] apps, int flags, Map<PackageUserKey, Integer> map)  {
-        mApps = apps;
+    public void setApps(@Nullable AppInfo[] apps, int flags, Map<PackageUserKey, Integer> map)  {
+        mApps = apps == null ? EMPTY_ARRAY : apps;
         mModelFlags = flags;
         notifyUpdate();
         mPackageUserKeytoUidMap = map;