From 4f75d1cd424f5a106f4ec8f9a4ae7d66d9f3d57a Mon Sep 17 00:00:00 2001
From: Dylan Chen <zilin@singularity-data.com>
Date: Wed, 17 Jan 2024 12:30:57 +0800
Subject: [PATCH] fix

---
 src/frontend/src/session.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/frontend/src/session.rs b/src/frontend/src/session.rs
index 36d1f4b915995..069a2b37c187c 100644
--- a/src/frontend/src/session.rs
+++ b/src/frontend/src/session.rs
@@ -1176,7 +1176,7 @@ impl Session for SessionImpl {
             // Hold the `exec_context` lock to ensure no new sql coming when unpin_snapshot.
             let guard = self.exec_context.lock();
             // No running sql i.e. idle
-            if guard.is_none() {
+            if guard.as_ref().and_then(|weak| weak.upgrade()).is_none() {
                 // Idle timeout.
                 if let Some(elapse_since_last_idle_instant) = self.elapse_since_last_idle_instant()
                 {