From 351c5600b869d91d6680d21feb893fcdfbeb336a Mon Sep 17 00:00:00 2001
From: Macbook <macbook@172-11-15-209.lightspeed.chrlnc.sbcglobal.net>
Date: Mon, 22 Jun 2026 17:46:16 +0900
Subject: [PATCH] =?UTF-8?q?=EB=8D=B0=EC=8A=A4=ED=81=AC=ED=86=B1=20?=
 =?UTF-8?q?=EC=95=B1=20=EC=8B=A4=EC=8B=9C=EA=B0=84=20=EC=B0=A8=ED=8A=B8=20?=
 =?UTF-8?q?=EB=A6=AC=ED=94=84=EB=A0=88=EC=8B=9C=20=EB=AC=B4=ED=95=9C?=
 =?UTF-8?q?=EB=A1=9C=EB=94=A9=20=EC=88=98=EC=A0=95?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 frontend/src/chart/useChartWorkspace.ts  | 8 ++++++++
 frontend/src/components/TradingChart.tsx | 9 ++++++++-
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/frontend/src/chart/useChartWorkspace.ts b/frontend/src/chart/useChartWorkspace.ts
index 4da94ea..c2143c9 100644
--- a/frontend/src/chart/useChartWorkspace.ts
+++ b/frontend/src/chart/useChartWorkspace.ts
@@ -1219,6 +1219,14 @@ export function useChartWorkspace({
     setSingleChartPaintReady(false);
   }, [symbol, timeframe]);
 
+  /** 타이틀바 refresh — 실시간 틱·paint 게이트 초기화 (symbol 전환과 동일) */
+  useLayoutEffect(() => {
+    if (chartRefreshToken === 0) return;
+    chartLiveReadyRef.current = false;
+    pendingRealtimeBarRef.current = null;
+    setSingleChartPaintReady(false);
+  }, [chartRefreshToken]);
+
   useEffect(() => {
     slotPaintReadyRef.current = {};
     setSlotPaintEpoch(v => v + 1);
diff --git a/frontend/src/components/TradingChart.tsx b/frontend/src/components/TradingChart.tsx
index ba709ca..b5948ad 100644
--- a/frontend/src/components/TradingChart.tsx
+++ b/frontend/src/components/TradingChart.tsx
@@ -407,7 +407,14 @@ const TradingChart: React.FC<TradingChartProps> = ({
   }, [chartVisible]);
 
   useEffect(() => {
-    if (dataLoading) setChartPaintReady(false);
+    if (!dataLoading) return;
+    setChartPaintReady(false);
+    // refresh 후 동일 barsKey면 reloadAll이 스킵되어 paint가 영구 false — 키 초기화
+    prevBarsKey.current = '';
+    prevIndKey.current = '';
+    reloadGenRef.current += 1;
+    reloadInFlightRef.current = false;
+    reloadCoalesceRef.current = false;
   }, [dataLoading]);
 
   useEffect(() => {