From 2b29a62616d5c3a2a6e994cd7e12a6b46cced3a8 Mon Sep 17 00:00:00 2001
From: ysCha <yscha@interplug.co.kr>
Date: Tue, 6 Jan 2026 14:39:18 +0900
Subject: [PATCH] =?UTF-8?q?=EB=B0=A9=EC=9C=84=EA=B0=81=20=EC=A0=9C?=
 =?UTF-8?q?=ED=95=9C=20(-180=20~=20180)=20:=20string=20=EC=A0=9C=ED=95=9C?=
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---
 src/hooks/module/useTrestle.js | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/hooks/module/useTrestle.js b/src/hooks/module/useTrestle.js
index 0f8c04d3..9e4415bd 100644
--- a/src/hooks/module/useTrestle.js
+++ b/src/hooks/module/useTrestle.js
@@ -819,7 +819,12 @@ export const useTrestle = () => {
 
   // 발전 시뮬레이션 용 각도 재계산
   const getAzimuth = (parent) => {
-    const { moduleCompass, surfaceCompass, direction } = parent
+    if (typeof parent === 'string') {
+      console.warn('getAzimuth: parent is string, expected object', parent);
+      return 0; // 또는 적절한 기본값
+    }
+
+    const { moduleCompass, surfaceCompass, direction } = parent || {};
 
     if (surfaceCompass) {
       return -surfaceCompass