diff --git a/orm_lib/src/SqlBinder.cc b/orm_lib/src/SqlBinder.cc
index cbed7637..bb5a8214 100644
--- a/orm_lib/src/SqlBinder.cc
+++ b/orm_lib/src/SqlBinder.cc
@@ -26,21 +26,19 @@ void SqlBinder::exec()
     if (_mode == Mode::NonBlocking)
     {
         //nonblocking mode,default mode
-        auto holder = std::move(_callbackHolder);
-        auto exceptCb = std::move(_exceptCallback);
-        auto exceptPtrCb = std::move(_exceptPtrCallback);
-        auto isExceptPtr = _isExceptPtr;
         //Retain shared_ptrs of parameters until we get the result;
         std::shared_ptr<decltype(_objs)> objs = std::make_shared<decltype(_objs)>(std::move(_objs));
         _client.execSql(_sql, _paraNum, _parameters, _length, _format,
-                        [holder, objs](const Result &r) {
+                        [holder = std::move(_callbackHolder), objs](const Result &r) {
                             objs->clear();
                             if (holder)
                             {
                                 holder->execCallback(r);
                             }
                         },
-                        [exceptCb, exceptPtrCb, isExceptPtr](const std::exception_ptr &exception) {
+                        [exceptCb = std::move(_exceptCallback),
+                         exceptPtrCb = std::move(_exceptPtrCallback),
+                         isExceptPtr = _isExceptPtr](const std::exception_ptr &exception) {
                             //LOG_DEBUG<<"exp callback "<<isExceptPtr;
                             if (!isExceptPtr)
                             {
diff --git a/orm_lib/src/TransactionImpl.cc b/orm_lib/src/TransactionImpl.cc
index 81bfea00..ddab86a4 100644
--- a/orm_lib/src/TransactionImpl.cc
+++ b/orm_lib/src/TransactionImpl.cc
@@ -33,11 +33,8 @@ TransactionImpl::~TransactionImpl()
     assert(!_isWorking);
     if (!_isCommitedOrRolledback)
     {
-        auto ucb = std::move(_usedUpCallback);
-        auto commitCb = std::move(_commitCallback);
         auto loop = _connectionPtr->loop();
-        auto conn = _connectionPtr;
-        loop->queueInLoop([conn, ucb, commitCb]() {
+        loop->queueInLoop([conn = _connectionPtr, ucb = std::move(_usedUpCallback), commitCb = std::move(_commitCallback)]() {
             conn->execSql("commit",
                           0,
                           std::vector<const char *>(),
diff --git a/orm_lib/src/sqlite3_impl/test/test1.cc b/orm_lib/src/sqlite3_impl/test/test1.cc
index 89501716..4925fd03 100644
--- a/orm_lib/src/sqlite3_impl/test/test1.cc
+++ b/orm_lib/src/sqlite3_impl/test/test1.cc
@@ -57,7 +57,9 @@ int main()
             std::cout << e.base().what() << std::endl;
         };
     {
-        auto trans = clientPtr->newTransaction();
+        auto trans = clientPtr->newTransaction([](bool success) {
+            LOG_DEBUG << (success ? "commit success!" : "commit failed!");
+        });
         Mapper<drogon_model::sqlite3::Groups> mapper(trans);
         mapper.findAll([trans](const std::vector<drogon_model::sqlite3::Groups> &v) {