From f85b29eb48eb96d215a71159898be58ccdf22ce2 Mon Sep 17 00:00:00 2001
From: jiangs <373297395@qq.com>
Date: Thu, 15 Jan 2026 15:12:01 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0=E5=91=98=E5=B7=A5=E5=A7=93?=
 =?UTF-8?q?=E5=90=8D=E8=8E=B7=E5=8F=96=E6=8E=A5=E5=8F=A3?=
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---
 .../system/web/controller/system/SysRoleController.java     | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lis-system/src/main/java/com/czlis/system/web/controller/system/SysRoleController.java b/lis-system/src/main/java/com/czlis/system/web/controller/system/SysRoleController.java
index e31e818..fc365a6 100644
--- a/lis-system/src/main/java/com/czlis/system/web/controller/system/SysRoleController.java
+++ b/lis-system/src/main/java/com/czlis/system/web/controller/system/SysRoleController.java
@@ -237,6 +237,10 @@ public class SysRoleController extends BaseController {
     @GetMapping("/getUserName")
     public AjaxResult selectUserByUserName(String username) {
         SysUser sysUser = userService.selectUserByUserName(username);
-        return AjaxResult.success(sysUser.getNickName());
+        String nickName = "";
+        if(sysUser != null) {
+            nickName = sysUser.getNickName();
+        }
+        return AjaxResult.success(nickName);
     }
 }