From 045d20ab7af6cb45b53ad72fc0da3f27f3d6cffc Mon Sep 17 00:00:00 2001
From: Lukas Joswiak <lukas.joswiak@snowflake.com>
Date: Wed, 28 Apr 2021 15:40:13 -0700
Subject: [PATCH] Check validity of ActorLineage

---
 fdbclient/ActorLineageProfiler.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/fdbclient/ActorLineageProfiler.cpp b/fdbclient/ActorLineageProfiler.cpp
index d596d30616..4095725ffc 100644
--- a/fdbclient/ActorLineageProfiler.cpp
+++ b/fdbclient/ActorLineageProfiler.cpp
@@ -275,7 +275,10 @@ ActorLineageProfilerT::ActorLineageProfilerT() : impl(new ProfilerImpl()) {
 	    std::bind(&ActorLineageSet::copy, std::ref(IAsyncFileSystem::filesystem()->getActorLineageSet())));
 	collection->collector()->addGetter(WaitState::Running, []() {
 		auto res = currentLineageThreadSafe.get();
-		return std::vector<Reference<ActorLineage>>({ res });
+		if (res.isValid()) {
+			return std::vector<Reference<ActorLineage>>({ res });
+		}
+		return std::vector<Reference<ActorLineage>>();
 	});
 }