diff --git a/src/components/Settings.jsx b/src/components/Settings.jsx
index b6093dd7..2d8eaeda 100644
--- a/src/components/Settings.jsx
+++ b/src/components/Settings.jsx
@@ -30,8 +30,11 @@ export default function Settings() {
 
   // 클릭 시 상태 변경 함수
   const handleToggle = (type, index) => {
+        
     setSettings((prevSettings) => {
-      let updated = [...prevSettings[type]];
+
+      // prevSettings[type]이 배열인지 확인하고, 그렇지 않은 경우 빈 배열로 초기화
+      let updated = Array.isArray(prevSettings[type]) ? [...prevSettings[type]] : [];
 
       if (type === 'rangeSetting') {
         return { ...prevSettings, [type]: index };
@@ -109,7 +112,7 @@ export default function Settings() {
       onlyBorder: settings.display2[0],
       lineHatch: settings.display2[1],
       allPainted: settings.display2[2],
-      adsorpRangeSetting: settings.rangeSetting
+      adsorpRangeSetting: String(settings.rangeSetting)
     };
 
     await post({ url: `/api/canvas-management/canvas-settings`, data: patternData });