diff --git a/src/pages/ManagePage/StepSlope/components/SlopeForm.tsx b/src/pages/ManagePage/StepSlope/components/SlopeForm.tsx
index 76c34fb..12478b3 100644
--- a/src/pages/ManagePage/StepSlope/components/SlopeForm.tsx
+++ b/src/pages/ManagePage/StepSlope/components/SlopeForm.tsx
@@ -64,12 +64,12 @@ const SlopeForm = ({
                 <Label>시행청명</Label>
                 <Input
                   type="text"
-                  value={formData.management.organization}
+                  value={formData.management?.organization}
                   onChange={(e) =>
                     setFormData({
                       ...formData,
                       management: {
-                        ...formData.management,
+                        ...(formData.management || {}),
                         organization: e.target.value,
                       },
                     })
@@ -80,12 +80,12 @@ const SlopeForm = ({
                 <Label>관리주체구분코드</Label>
                 <Input
                   type="text"
-                  value={formData.management.authority}
+                  value={formData.management?.authority}
                   onChange={(e) =>
                     setFormData({
                       ...formData,
                       management: {
-                        ...formData.management,
+                        ...(formData.management || {}),
                         authority: e.target.value,
                       },
                     })
@@ -96,12 +96,12 @@ const SlopeForm = ({
                 <Label>소관부서명</Label>
                 <Input
                   type="text"
-                  value={formData.management.department}
+                  value={formData.management?.department}
                   onChange={(e) =>
                     setFormData({
                       ...formData,
                       management: {
-                        ...formData.management,
+                        ...(formData.management || {}),
                         department: e.target.value,
                       },
                     })
diff --git a/src/pages/ManagePage/StepSlope/components/table/coloums.ts b/src/pages/ManagePage/StepSlope/components/table/coloums.ts
index 95cfce8..e55c89b 100644
--- a/src/pages/ManagePage/StepSlope/components/table/coloums.ts
+++ b/src/pages/ManagePage/StepSlope/components/table/coloums.ts
@@ -33,16 +33,18 @@ export const getSlopeColumns = () => [
     },
     size: 40,
   }),
-  columnHelper.accessor('managementNo', {
+  columnHelper.accessor((row) => row.managementNo || '', {
+    id: 'managementNo',
     header: '관리번호',
     size: 120,
   }),
-  columnHelper.accessor('name', {
+  columnHelper.accessor((row) => row.name || '', {
+    id: 'name',
     header: '급경사지명',
     size: 150,
   }),
   columnHelper.accessor(
-    (row) => row.slopeInspectionHistory.historyNumber || '',
+    (row) => row.slopeInspectionHistory?.historyNumber || '',
     {
       id: 'historyNumber',
       header: 'SMC번호',
@@ -78,17 +80,17 @@ export const getSlopeColumns = () => [
       size: 40,
     }
   ),
-  columnHelper.accessor((row) => row.management.organization || '', {
+  columnHelper.accessor((row) => row.management?.organization || '', {
     id: 'organization',
     header: '시행청명',
     size: 120,
   }),
-  columnHelper.accessor((row) => row.management.authority || '', {
+  columnHelper.accessor((row) => row.management?.authority || '', {
     id: 'authority',
     header: '관리주체구분코드',
     size: 150,
   }),
-  columnHelper.accessor((row) => row.management.department || '', {
+  columnHelper.accessor((row) => row.management?.department || '', {
     id: 'department',
     header: '소관부서명',
     size: 150,