From 66b626b3ead093ba344da8974044f756ced8ee97 Mon Sep 17 00:00:00 2001
From: "hyojun.choi" <chlgkwk123@nate.com>
Date: Thu, 26 Jun 2025 09:52:04 +0900
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---
 src/hooks/module/useTrestle.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/hooks/module/useTrestle.js b/src/hooks/module/useTrestle.js
index 4da85212..df3fa397 100644
--- a/src/hooks/module/useTrestle.js
+++ b/src/hooks/module/useTrestle.js
@@ -1556,7 +1556,7 @@ export const useTrestle = () => {
   //랙 없음 인 경우 지지금구 설치
   const installBracketWithOutRack = (surface, exposedBottomModules, leftExposedHalfBottomModules, rightExposedHalfBottomPoints, isChidory) => {
     let { rackQty, rackIntvlPct, moduleIntvlHor, moduleIntvlVer, lessSupFitQty, lessSupFitIntvlPct, moduleMaxRows } = surface.trestleDetail
-    const checkList = []
+    let checkList = []
 
     exposedBottomModules.forEach((module) => {
       checkList.push(module.leftRows, module.rightRows, module.centerRows)
@@ -1569,6 +1569,9 @@ export const useTrestle = () => {
     rightExposedHalfBottomPoints.forEach((module) => {
       checkList.push(module.leftRows, module.rightRows, module.centerRows)
     })
+
+    checkList = checkList.filter((item) => item !== undefined && item !== null)
+
     const isAllCheckMaxRows = checkList.every((item) => item <= moduleMaxRows)
 
     if (!isAllCheckMaxRows) {