diff --git a/src/hooks/roofcover/usePropertiesSetting.js b/src/hooks/roofcover/usePropertiesSetting.js
index 3a1535a3..73a72e5a 100644
--- a/src/hooks/roofcover/usePropertiesSetting.js
+++ b/src/hooks/roofcover/usePropertiesSetting.js
@@ -125,6 +125,12 @@ export function usePropertiesSetting(id) {
     }
     const lines = canvas.getObjects().filter((obj) => obj.name === 'outerLine')
 
+    const notSetAttributes = lines.filter((line) => !line.attributes?.type)
+    if (notSetAttributes.length > 0) {
+      alert('설정되지 않은 외벽선이 있습니다.')
+      return
+    }
+
     lines.forEach((line) => {
       line.set({
         attributes: line.attributes ? line.attributes : { offset: 0, type: LINE_TYPE.WALLLINE.WALL },