The `TEvPQProxy::TEvAuthResultOk` handler crashes (#20638)HEADmain

1 files changed, 3 insertions, 0 deletions

diff --git a/ydb/services/deprecated/persqueue_v0/grpc_pq_read_actor.cpp b/ydb/services/deprecated/persqueue_v0/grpc_pq_read_actor.cpp
index 8f356504736..f6aa09ebf0d 100644
--- a/ydb/services/deprecated/persqueue_v0/grpc_pq_read_actor.cpp
+++ b/ydb/services/deprecated/persqueue_v0/grpc_pq_read_actor.cpp
@@ -979,6 +979,9 @@ void TReadSessionActor::Handle(V1::TEvPQProxy::TEvAuthResultOk::TPtr& ev, const
 
         for (auto& [name, t] : ev->Get()->TopicAndTablets) {
             auto& topicHolder = Topics[t.TopicNameConverter->GetInternalName()];
+            if (!topicHolder) {
+                topicHolder = std::make_shared<TTopicHolder>();
+            }
             topicHolder->TabletID = t.TabletID;
             topicHolder->CloudId = t.CloudId;
             topicHolder->DbId = t.DbId;