diff --git a/frameworks/abilitymgr_lite/src/abilityms_client.cpp b/frameworks/abilitymgr_lite/src/abilityms_client.cpp
index 82a60268c61676e5d01b4626cd60662061c72f0a..2056a46b891f22cb9c5a92e2394113a735a6871f 100644
--- a/frameworks/abilitymgr_lite/src/abilityms_client.cpp
+++ b/frameworks/abilitymgr_lite/src/abilityms_client.cpp
@@ -37,24 +37,24 @@ bool AbilityMsClient::Initialize() const
         return true;
     }
     int retry = RETRY_TIMES;
+    IUnknown *iUnknown = nullptr;
     while (retry--) {
-        IUnknown *iUnknown = SAMGR_GetInstance()->GetFeatureApi(AMS_SERVICE, AMS_FEATURE);
+        iUnknown = SAMGR_GetInstance()->GetFeatureApi(AMS_SERVICE, AMS_FEATURE);
         if (iUnknown == nullptr) {
-            HILOG_ERROR(HILOG_MODULE_APP, "iUnknown is null");
             usleep(ERROR_SLEEP_TIMES); // sleep 300ms
             continue;
         }
-
         (void)iUnknown->QueryInterface(iUnknown, CLIENT_PROXY_VER, (void **)&amsProxy_);
         if (amsProxy_ == nullptr) {
             HILOG_ERROR(HILOG_MODULE_APP, "ams proxy is null");
             usleep(ERROR_SLEEP_TIMES); // sleep 300ms
             continue;
         }
-
         return true;
     }
-
+    if (iUnknown == nullptr) {
+        HILOG_ERROR(HILOG_MODULE_APP, "iUnknown is null");
+    }
     return false;
 }