diff --git a/services/distributeddataservice/libs/distributeddb/syncer/src/generic_syncer.cpp b/services/distributeddataservice/libs/distributeddb/syncer/src/generic_syncer.cpp
index b91f2549feb21a72aab96a25f5018226496b3c92..e5d718e408b9782d245c59c91bcbe6fb33cfbebe 100644
--- a/services/distributeddataservice/libs/distributeddb/syncer/src/generic_syncer.cpp
+++ b/services/distributeddataservice/libs/distributeddb/syncer/src/generic_syncer.cpp
@@ -671,8 +671,10 @@ void GenericSyncer::GetOnlineDevices(std::vector<std::string> &devices) const
     } else {
         identifier = syncInterface_->GetDbProperties().GetStringProp(KvDBProperties::IDENTIFIER_DATA, "");
     }
+    LOGE("[Syncer] identifier:%s", identifier.c_str());
     RuntimeContext::GetInstance()->GetAutoLaunchSyncDevices(identifier, devices);
     if (!devices.empty()) {
+        LOGE("[Syncer] 111 devices id:%s", devices[0]);
         return;
     }
     std::lock_guard<std::mutex> lock(syncerLock_);
@@ -681,8 +683,14 @@ void GenericSyncer::GetOnlineDevices(std::vector<std::string> &devices) const
         return;
     }
     if (syncEngine_ != nullptr) {
+        LOGE("[Syncer] syncEngine_ is not nullptr");
         syncEngine_->GetOnlineDevices(devices);
     }
+    if (!devices.empty()) {
+        LOGE("[Syncer] 222 devices id:%s", devices[0]);
+        return;
+    }
+    LOGE("[Syncer] devices is empty");
 }
 
 int GenericSyncer::SetSyncRetry(bool isRetry)