From 2fa2c5775e5fc5e63fd6df730cfdbfd90f09432e Mon Sep 17 00:00:00 2001
From: Vladislav Kuznetsov <va.kuznecov@physics.msu.ru>
Date: Tue, 31 May 2022 22:50:48 +0300
Subject: Reply error on request with empty TxControl (SessionActor)
 KIKIMR-14982

ref:db0c294aa39cef56a1a5b7003f758669d9779af8
---
 ydb/core/kqp/kqp_session_actor.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/ydb/core/kqp/kqp_session_actor.cpp b/ydb/core/kqp/kqp_session_actor.cpp
index 9a2c5d0c4e6..e235ca3afe4 100644
--- a/ydb/core/kqp/kqp_session_actor.cpp
+++ b/ydb/core/kqp/kqp_session_actor.cpp
@@ -630,7 +630,9 @@ public:
                     break;
                }
                case Ydb::Table::TransactionControl::TX_SELECTOR_NOT_SET:
-                   YQL_ENSURE(false);
+                    ythrow TRequestFail(requestInfo, Ydb::StatusIds::BAD_REQUEST)
+                        << "wrong TxControl: tx_selector must be set";
+                    break;
             }
         } else {
             QueryState->TxCtx = MakeIntrusive<TKqpTransactionContext>(false);
-- 
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