diff --git a/lms/nladmin-system/src/main/java/org/nl/wms/st/inbill/service/impl/RawAssistIStorServiceImpl.java b/lms/nladmin-system/src/main/java/org/nl/wms/st/inbill/service/impl/RawAssistIStorServiceImpl.java
index 5803d752c..3ef966cc0 100644
--- a/lms/nladmin-system/src/main/java/org/nl/wms/st/inbill/service/impl/RawAssistIStorServiceImpl.java
+++ b/lms/nladmin-system/src/main/java/org/nl/wms/st/inbill/service/impl/RawAssistIStorServiceImpl.java
@@ -13,6 +13,7 @@ import com.alibaba.fastjson.JSONObject;
 import lombok.RequiredArgsConstructor;
 import lombok.SneakyThrows;
 import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.lang3.StringUtils;
 import org.nl.b_lms.storage_manage.ios.enums.IOSEnum;
 import org.nl.common.utils.SecurityUtils;
 import org.nl.modules.common.exception.BadRequestException;
@@ -1868,7 +1869,10 @@ public class RawAssistIStorServiceImpl implements RawAssistIStorService {
         if (ObjectUtil.isEmpty(struct_jo)) {
             // 主存区类型更改成中转区类型：找一排主存区的更改中转区、把一排中转区的更改成主存区（只允许调用一次）
             String result = HttpUtil.get("http://127.0.0.1:8013/api/in/rawAssist/updateStructSect?layer_num=" + col_num);
-            JSONObject toJSON = (JSONObject)JSONObject.toJSON(result);
+            if (StringUtils.isEmpty(result)){
+                throw new BadRequestException("扩容异常");
+            }
+            JSONObject toJSON = JSONObject.parseObject(result);
             if (!toJSON.getString("status").equals("200")){
                 throw new BadRequestException(toJSON.getString("message"));
             }