diff --git a/services/ans/src/advanced_notification_service.cpp b/services/ans/src/advanced_notification_service.cpp
index a6424554ae4d04e92fb6ba7bea10852595552e63..808653ec89177315b60c576d7eb7f2b1aacd7b19 100644
--- a/services/ans/src/advanced_notification_service.cpp
+++ b/services/ans/src/advanced_notification_service.cpp
@@ -81,6 +81,8 @@ constexpr int32_t UI_HALF = 2;
 
 const std::string NOTIFICATION_ANS_CHECK_SA_PERMISSION = "notification.ans.check.sa.permission";
 
+std::atomic<bool> dialogManagerInit(false);
+
 }  // namespace
 
 sptr<AdvancedNotificationService> AdvancedNotificationService::instance_;
@@ -1571,14 +1573,29 @@ void AdvancedNotificationService::TriggerAutoDelete(const std::string &hashCode,
 
 bool AdvancedNotificationService::CreateDialogManager()
 {
-    static std::mutex dialogManagerMutex_;
-    std::lock_guard<std::mutex> lock(dialogManagerMutex_);
-    if (dialogManager_ == nullptr) {
-        dialogManager_ = std::make_unique<NotificationDialogManager>(*this);
-        if (!dialogManager_->Init()) {
-            dialogManager_ = nullptr;
-            return false;
+    ANS_LOGD("Enter");
+    {
+        static std::mutex dialogManagerMutex_;
+        std::lock_guard<std::mutex> lock(dialogManagerMutex_);
+        if (dialogManager_ == nullptr) {
+            ANS_LOGI("create dialogManagerMutex_");
+            dialogManager_ = std::make_unique<NotificationDialogManager>(*this);
+        }
+    }
+    if (dialogManager_ != nullptr) {
+        if (!dialogManagerInit.load()) {
+            ANS_LOGI("dialogManager_ Init");
+            dialogManagerInit.store(true);
+            if (!dialogManager_->Init()) {
+                dialogManager_ = nullptr;
+                dialogManagerInit.store(false);
+                return false;
+            } else {
+                ANS_LOGI("dialogManager_ Init success");
+            }
         }
+    } else {
+        ANS_LOGW("dialogManagerMutex_ is nullptr");
     }
     return true;
 }