diff --git a/src/hooks/useMode.js b/src/hooks/useMode.js
index c7f2f5b2..2d7356a4 100644
--- a/src/hooks/useMode.js
+++ b/src/hooks/useMode.js
@@ -123,14 +123,10 @@ export function useMode() {
   }, [guideLineInfo])
 
   const drawMouseLines = (e) => {
-    console.log('guideLineInfo', guideLineInfo)
-
     let isGuideLineMode = false,
       isGuideDotMode = false
     let guideDotLength, guideLineLengthHori, guideLineLengthVert, horizontalLineArray, verticalLineArray
 
-    console.log()
-
     if (isObjectNotEmpty(guideLineInfo)) {
       const guideLineState = guideLineInfo.filter((item) => item.guideMode === 'guideLine')
       const guideDotState = guideLineInfo.filter((item) => item.guideMode === 'guideDot')
@@ -4217,38 +4213,49 @@ export function useMode() {
         }
       }
 
-      //셀이 생성될 지붕의 흐름방향을 정함
-      templateCenterLine.some((centerLine) => {
+      console.log('templateCenterLine', templateCenterLine)
+
+      if (templateCenterLine.length > 0) {
+        //셀이 생성될 지붕의 흐름방향을 정함
+        templateCenterLine.some((centerLine) => {
+          if (templateType === 2) {
+            trestlePolygon.set({
+              referenceDirection: referenceDirection,
+              startIndex: parallelPoint,
+            }) //기준면 방향
+            trestlePolygon.points.forEach((trestleLine, index) => {
+              if (trestleLine.x === centerLine.x1 - 12) {
+                trestlePolygon.set({ wallDirection: 'left' })
+                return true
+              } else if (trestleLine.x === centerLine.x1 + 12) {
+                trestlePolygon.set({ wallDirection: 'right' })
+                return true
+              }
+            })
+          } else if (templateType === 3) {
+            trestlePolygon.set({
+              referenceDirection: referenceDirection,
+              startIndex: parallelPoint,
+            }) //기준면 방향
+            trestlePolygon.points.forEach((trestleLine, index) => {
+              if (trestleLine.y === centerLine.y1 - 12) {
+                trestlePolygon.set({ wallDirection: 'top' })
+                return true
+              } else if (trestleLine.y === centerLine.y1 + 12) {
+                trestlePolygon.set({ wallDirection: 'bottom' })
+                return true
+              }
+            })
+          }
+        })
+      } else {
         if (templateType === 2) {
-          trestlePolygon.set({
-            referenceDirection: referenceDirection,
-            startIndex: parallelPoint,
-          }) //기준면 방향
-          trestlePolygon.points.forEach((trestleLine, index) => {
-            if (trestleLine.x === centerLine.x1 - 12) {
-              trestlePolygon.set({ wallDirection: 'left' })
-              return true
-            } else if (trestleLine.x === centerLine.x1 + 12) {
-              trestlePolygon.set({ wallDirection: 'right' })
-              return true
-            }
-          })
+          index === 0 ? trestlePolygon.set({ wallDirection: 'left' }) : trestlePolygon.set({ wallDirection: 'right' })
         } else if (templateType === 3) {
-          trestlePolygon.set({
-            referenceDirection: referenceDirection,
-            startIndex: parallelPoint,
-          }) //기준면 방향
-          trestlePolygon.points.forEach((trestleLine, index) => {
-            if (trestleLine.y === centerLine.y1 - 12) {
-              trestlePolygon.set({ wallDirection: 'top' })
-              return true
-            } else if (trestleLine.y === centerLine.y1 + 12) {
-              trestlePolygon.set({ wallDirection: 'bottom' })
-              return true
-            }
-          })
+          index === 0 ? trestlePolygon.set({ wallDirection: 'top' }) : trestlePolygon.set({ wallDirection: 'bottom' })
         }
-      })
+        trestlePolygon.set({ referenceDirection: 'none' })
+      }
 
       /**
        * 가대 선택 이벤트