테블릿 로딩 이슈 수정

frontend/src/components/StrategyEditorPage.tsx

@@ -5,7 +5,7 @@ import React, { useState, useCallback, useEffect, useMemo, useRef } from 'react'
 import { ReactFlowProvider } from '@xyflow/react';
 import DraggableModalFrame from './DraggableModalFrame';
 import type { Theme } from '../types/index';
-import { loadStrategies, loadStrategy, saveStrategy, deleteStrategy, type StrategyDto as ApiStrategyDto } from '../utils/backendApi';
+import { hasRegisteredUser, loadStrategies, loadStrategy, saveStrategy, deleteStrategy, type StrategyDto as ApiStrategyDto } from '../utils/backendApi';
 import { syncStrategyTimeframesFromLayoutIfNeeded } from '../utils/strategyTimeframeSync';
 import type { LogicNode } from '../utils/strategyTypes';
 import {
@@ -512,6 +512,7 @@ export default function StrategyEditorPage({ theme }: Props) {
   useEffect(() => { saveStratsLocal(strategies); }, [strategies]);
 
   useEffect(() => {
+    if (!hasRegisteredUser()) return;
     loadStrategies().then(async list => {
       if (list?.length) {
         setStrategies(list.map(s => ({
@@ -647,6 +648,9 @@ export default function StrategyEditorPage({ theme }: Props) {
 
     // flow layout START 분봉이 DB DSL보다 최신이면 서버에 반영 (실시간 평가는 DB 기준)
     void (async () => {
+      if (!hasRegisteredUser() || s.id == null) return;
+      const exists = await loadStrategy(s.id);
+      if (!exists) return;
       const synced = await syncStrategyTimeframesFromLayoutIfNeeded(s.id, { ...s, flowLayout: stored ?? s.flowLayout });
       if (!synced) return;
       try {