diff --git a/services/distributeddataservice/service/data_share/common/rdb_delegate.cpp b/services/distributeddataservice/service/data_share/common/rdb_delegate.cpp
index 940f599c448413ab291344275d46ff19207f4951..f7620fbb4f1bcf1ced93385750c84f1b1a24fd22 100644
--- a/services/distributeddataservice/service/data_share/common/rdb_delegate.cpp
+++ b/services/distributeddataservice/service/data_share/common/rdb_delegate.cpp
@@ -272,6 +272,7 @@ std::pair<int, std::shared_ptr<DataShareResultSet>> RdbDelegate::Query(const std
     auto bridge = RdbDataShareAdapter::RdbUtils::ToResultSetBridge(resultSet);
     auto resultSetPtr = new (std::nothrow) DataShareResultSet(bridge);
     if (resultSetPtr == nullptr) {
+        ZLOGE("allocate mem for resultSet failed");
         return std::make_pair(E_ERROR, nullptr);
     }
     auto result = std::shared_ptr<DataShareResultSet>(resultSetPtr, [callingPid, beginTime](auto p) {