diff --git a/services/core/java/com/android/server/wm/WindowContainer.java b/services/core/java/com/android/server/wm/WindowContainer.java
index b810d9440b1dd..bce131b6700b7 100644
--- a/services/core/java/com/android/server/wm/WindowContainer.java
+++ b/services/core/java/com/android/server/wm/WindowContainer.java
@@ -429,6 +429,13 @@ class WindowContainer<E extends WindowContainer> extends ConfigurationContainer<
         if (insetsTypes == null || insetsTypes.length == 0) {
             throw new IllegalArgumentException("Insets type not specified.");
         }
+        if (mDisplayContent == null) {
+            // This is possible this container is detached when WM shell is responding to a previous
+            // request. WM shell will be updated when this container is attached again and the
+            // insets need to be updated.
+            Slog.w(TAG, "Can't add local rect insets source provider when detached. " + this);
+            return;
+        }
         if (mLocalInsetsSourceProviders == null) {
             mLocalInsetsSourceProviders = new SparseArray<>();
         }
@@ -1014,6 +1021,9 @@ class WindowContainer<E extends WindowContainer> extends ConfigurationContainer<
         if (dc != null && dc != this) {
             dc.getPendingTransaction().merge(mPendingTransaction);
         }
+        if (dc != this && mLocalInsetsSourceProviders != null) {
+            mLocalInsetsSourceProviders.clear();
+        }
         for (int i = mChildren.size() - 1; i >= 0; --i) {
             final WindowContainer child = mChildren.get(i);
             child.onDisplayChanged(dc);