From d94cb9a25c1a3d69539d9a5e0ee9e948cf5e0f23 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mr=2E=E5=96=9C?= <863450594@qq.com>
Date: Mon, 15 Sep 2025 09:39:09 +0800
Subject: [PATCH] fix: avoid infinite loop when cursor is empty string

---
 src/ModelContextProtocol.Core/Client/McpClientExtensions.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ModelContextProtocol.Core/Client/McpClientExtensions.cs b/src/ModelContextProtocol.Core/Client/McpClientExtensions.cs
index 60a9c3a64..a2c640301 100644
--- a/src/ModelContextProtocol.Core/Client/McpClientExtensions.cs
+++ b/src/ModelContextProtocol.Core/Client/McpClientExtensions.cs
@@ -118,7 +118,7 @@ public static async ValueTask<IList<McpClientTool>> ListToolsAsync(
 
             cursor = toolResults.NextCursor;
         }
-        while (cursor is not null);
+        while (!string.IsNullOrEmpty(cursor));
 
         return tools;
     }