diff --git a/src/components/estimate/Estimate.jsx b/src/components/estimate/Estimate.jsx
index 1d3b18ae..eb7d89d1 100644
--- a/src/components/estimate/Estimate.jsx
+++ b/src/components/estimate/Estimate.jsx
@@ -1128,7 +1128,7 @@ export default function Estimate({ params }) {
                   <input
                     type="checkbox"
                     id="next"
-                    checked={estimateContextState?.fileFlg === '0' ? false : true}
+                    checked={estimateContextState?.fileFlg === '0' || estimateContextState?.fileFlg === null ? false : true}
                     onChange={(e) => {
                       setEstimateContextState({
                         fileFlg: e.target.checked ? '1' : '0',
diff --git a/src/hooks/floorPlan/estimate/useEstimateController.js b/src/hooks/floorPlan/estimate/useEstimateController.js
index 6c9f221b..762cf421 100644
--- a/src/hooks/floorPlan/estimate/useEstimateController.js
+++ b/src/hooks/floorPlan/estimate/useEstimateController.js
@@ -148,12 +148,12 @@ export const useEstimateController = (planNo) => {
     let originFileFlg = false
     let fileFlg = true
     let itemFlg = true
-    if (estimateData.charger.trim().length === 0) {
+    if (estimateData?.charger === null || estimateData?.charger?.trim().length === 0) {
       flag = false
       return alert(getMessage('estimate.detail.save.requiredCharger'))
     }
 
-    if (estimateData.objectName.trim().length === 0) {
+    if (estimateData?.objectName === null || estimateData?.objectName?.trim().length === 0) {
       flag = false
       return alert(getMessage('estimate.detail.save.requiredObjectName'))
     }