From 0635b4842c427ac3a19c22bf931173e88a9672cc Mon Sep 17 00:00:00 2001
From: l00574490 <liuqi149@huawei.com>
Date: Tue, 19 Aug 2025 15:51:56 +0800
Subject: [PATCH] fix bug

Signed-off-by: l00574490 <liuqi149@huawei.com>
Change-Id: Iac697052e982c26fcf673bd7eaf6c22cb81248bf
---
 wmserver/src/window_manager_service.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/wmserver/src/window_manager_service.cpp b/wmserver/src/window_manager_service.cpp
index 875dba7455..12a9b7d61c 100644
--- a/wmserver/src/window_manager_service.cpp
+++ b/wmserver/src/window_manager_service.cpp
@@ -1149,7 +1149,11 @@ WMError WindowManagerService::SetWindowAnimationController(const sptr<RSIWindowA
             PostVoidSyncTask(task, "OnRemoteDie");
         }
     );
-    controller->AsObject()->AddDeathRecipient(deathRecipient);
+    if (controller->AsObject() != nullptr) {
+        controller->AsObject()->AddDeathRecipient(deathRecipient);
+    } else {
+        WLOGFE("Convert controller as object failed");
+    }
     RemoteAnimation::SetWindowControllerAndRoot(windowController_, windowRoot_);
     RemoteAnimation::SetMainTaskHandler(handler_);
     auto task = [this, &controller]() {
-- 
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