diff --git a/novalon-manage-api/manage-sys/src/main/java/cn/novalon/manage/sys/dto/request/RoleUpdateRequest.java b/novalon-manage-api/manage-sys/src/main/java/cn/novalon/manage/sys/dto/request/RoleUpdateRequest.java
index 418be1c..7622700 100644
--- a/novalon-manage-api/manage-sys/src/main/java/cn/novalon/manage/sys/dto/request/RoleUpdateRequest.java
+++ b/novalon-manage-api/manage-sys/src/main/java/cn/novalon/manage/sys/dto/request/RoleUpdateRequest.java
@@ -1,21 +1,14 @@
 package cn.novalon.manage.sys.dto.request;
 
-/**
- * 角色更新请求DTO
- * 
- * 文件定义：用于更新角色的请求DTO对象，封装HTTP请求参数
- * 涉及业务：角色管理、权限分配等场景
- * 算法：支持部分字段更新，通过验证注解确保请求参数的有效性
- * 
- * @author 张翔
- * @date 2026-03-13
- */
+import jakarta.validation.constraints.Min;
+
 public class RoleUpdateRequest {
 
     private String roleName;
 
     private String roleKey;
 
+    @Min(value = 1, message = "显示顺序必须大于0")
     private Integer roleSort;
 
     private Integer status;
diff --git a/novalon-manage-web/src/pages/system/role/index.tsx b/novalon-manage-web/src/pages/system/role/index.tsx
index 17150b3..eb580b7 100644
--- a/novalon-manage-web/src/pages/system/role/index.tsx
+++ b/novalon-manage-web/src/pages/system/role/index.tsx
@@ -41,7 +41,7 @@ export default function RoleManagement() {
     try {
       const res = await roleApi.getAllPermissions()
       setPermissions(Array.isArray(res) ? res : [])
-    } catch {}
+    } catch { /* ignored */ }
   }
 
   function handleAdd() {
@@ -86,7 +86,7 @@ export default function RoleManagement() {
       }
       setModalOpen(false)
       loadRoles()
-    } catch {}
+    } catch { /* ignored */ }
   }
 
   const permissionTreeData = buildPermissionTree(permissions)
@@ -154,7 +154,7 @@ export default function RoleManagement() {
         open={modalOpen}
         onOk={handleSubmit}
         onCancel={() => setModalOpen(false)}
-        destroyOnClose
+        destroyOnHidden
         width={600}
       >
         <Form form={form} layout="vertical">
@@ -164,8 +164,8 @@ export default function RoleManagement() {
           <Form.Item name="roleKey" label="角色标识" rules={[{ required: true, message: '请输入角色标识' }]}>
             <Input />
           </Form.Item>
-          <Form.Item name="roleSort" label="排序" initialValue={0}>
-            <InputNumber min={0} style={{ width: '100%' }} />
+          <Form.Item name="roleSort" label="排序" initialValue={1} rules={[{ type: 'number' as const, min: 1, message: '排序必须大于0' }]}>
+            <InputNumber min={1} style={{ width: '100%' }} />
           </Form.Item>
           <Form.Item name="status" label="状态" initialValue={RoleStatus.ACTIVE}>
             <Select options={Object.entries(roleStatusMap).map(([value, info]) => ({ label: info.label, value }))} />