diff --git a/src/main/java/org/shop/crop/CropController.java b/src/main/java/org/shop/crop/CropController.java
index 3e1441b..79e1d47 100644
--- a/src/main/java/org/shop/crop/CropController.java
+++ b/src/main/java/org/shop/crop/CropController.java
@@ -60,24 +60,38 @@ public class CropController {
     @GetMapping("/crop/chatData")
     public List<CropMessage> chatData(Long startSeq, String corpId) throws IOException {
         synchronized (SDK_LOCK) {
-            long limit = 50;
+            long limit = 10;
             long slice = Finance.NewSlice();
+            long sdk = 0;
+
             try {
-                Long sdk = sdkManager.initSdk(corpId, "mEizahrSF6axdfWtSK_f73a3j6-sV02hhyGG7ogmTpM");
+                sdk = sdkManager.initSdk(corpId, "mEizahrSF6axdfWtSK_f73a3j6-sV02hhyGG7ogmTpM");
 
                 int ret = Finance.GetChatData(sdk, startSeq, limit, "", "", 1000, slice);
                 if (ret != 0) {
                     System.out.println("调用sdk拉取消息接口失败,失败消息为 ret = " + ret);
-                    Finance.FreeSlice(slice);
+                    //Finance.FreeSlice(slice);
                     return null;
                 }
                 String contentResult = Finance.GetContentFromSlice(slice);
                 log.info("内容字符串" + contentResult);
                 return decodeChatData(contentResult, startSeq, sdk, corpId);
+            } catch (Exception e) {
+                log.error("获取chat数据异常{}", e.getMessage());
+                // 收集失败情况数据
+                e.printStackTrace();
             } finally {
                 Finance.FreeSlice(slice); // ✅ 无论如何都释放
+                if (sdk != 0) {
+                    try {
+                        Finance.DestroySdk(sdk); // 重要！
+                    } catch (Throwable t) {
+                        log.warn("DestroySdk 失败", t);
+                    }
+                }
             }
         }
+        return Collections.emptyList() ;
     }
 
     /**