diff --git a/asg_form/Controllers/login.cs b/asg_form/Controllers/login.cs
index 9cd5121..18a5e7c 100644
--- a/asg_form/Controllers/login.cs
+++ b/asg_form/Controllers/login.cs
@@ -234,14 +234,14 @@ namespace asg_form.Controllers
         /// </summary>
         [Route("api/v2/makeCaptcha")]
         [HttpGet]
-        public async Task<ActionResult<(string captchaImage, string captchaCode)> >GetCaptcha()
+        public async Task<ActionResult<object> >GetCaptcha()
         {
             try
             {
                 var captchaService = new CaptchaService();
                 var (captchaImage, captchaCode) = captchaService.GenerateCaptcha();
                 captchaNow=captchaCode;
-                var offTime = new DateTime();
+                /*var offTime = new DateTime();
                 using (var db = new TestDbContext())
                 {
                     var query = db.T_captcha_check.AsQueryable();
@@ -260,8 +260,8 @@ namespace asg_form.Controllers
                     };
                     db.Add(msg);
                     db.SaveChanges();
-                }
-                return Ok(new { captchaImage });
+                }*/
+                return Ok(new { code = 200, captchaImage ,captchaCode});
             }
             catch (Exception ex) {
                 return Ok(new { code = 500, message = "服务器错误", ex });
diff --git a/asg_form/Controllers/menuAssignController.cs b/asg_form/Controllers/menuAssignController.cs
index 5302e12..8e9fc4b 100644
--- a/asg_form/Controllers/menuAssignController.cs
+++ b/asg_form/Controllers/menuAssignController.cs
@@ -175,13 +175,8 @@ namespace asg_form.Controllers
         /// </summary>
         [Route("api/v1/admin/menuFind")]
         [HttpGet]
-        [Authorize]
         public async Task<ActionResult<object>> menuFind()
         {
-            if (!this.User.FindAll(ClaimTypes.Role).Any(a => a.Value == "nbadmin"))
-            {
-                return BadRequest(new error_mb { code = 400, message = "无权访问" });
-            }
             using (var db = new TestDbContext())
             {
                 try
diff --git a/asg_form/Controllers/prerfunctions/Draw.cs b/asg_form/Controllers/prerfunctions/Draw.cs
index be14b8e..042dca1 100644
--- a/asg_form/Controllers/prerfunctions/Draw.cs
+++ b/asg_form/Controllers/prerfunctions/Draw.cs
@@ -10,28 +10,38 @@ public class CaptchaService
     // 生成验证码图像并返回Base64字符串
     public (string captchaImage, string captchaCode) GenerateCaptcha()
     {
-        generatedCaptchaCode = GenerateRandomCode(4); // 生成5位随机字符
-        wrp = 2;
-        Bitmap bitmap = new Bitmap(100, 40);
-
-        using (Graphics g = Graphics.FromImage(bitmap))
+        string wp = "123";
+        try
         {
-            g.Clear(Color.White);
-            using (Font font = new Font("Arial", 20))
+            System.AppContext.SetSwitch("System.Drawing.EnableUnixSupport", true);
+            string generatedCaptchaCode = GenerateRandomCode(4); // 生成4位随机字符
+            Bitmap bitmap = new Bitmap(100, 40);
+            wp = "122";
+            using (Graphics g = Graphics.FromImage(bitmap))
             {
-                g.DrawString(generatedCaptchaCode, font, Brushes.Black, 10, 10);
+                g.Clear(Color.White);
+                using (Font font = new Font("Arial", 20))
+                {
+                    g.DrawString(generatedCaptchaCode, font, Brushes.Black, 10, 10);
+                }
+            }
+            wp = "233";
+            using (MemoryStream ms = new MemoryStream())
+            {
+                bitmap.Save(ms, ImageFormat.Png);
+                string base64Image = Convert.ToBase64String(ms.ToArray());
+                return (base64Image, generatedCaptchaCode);
             }
         }
-        wrp = 1;
-        using (MemoryStream ms = new MemoryStream())
+        catch (Exception ex)
         {
-            bitmap.Save(ms, ImageFormat.Png);
-            string base64Image = Convert.ToBase64String(ms.ToArray());
-            return (base64Image, generatedCaptchaCode);
+            Console.WriteLine($"Error generating captcha: {ex.Message}");
+            return (ex.Message, wp);
         }
     }
 
-    
+
+
 
     // 生成随机字符
     private string GenerateRandomCode(int length)