fix:下载上传中禁止再次上传

project-order/src/main/java/com/dituhui/pea/order/service/impl/OrderCreateServiceImpl.java

@@ -271,7 +271,7 @@ public class OrderCreateServiceImpl implements OrderCreateService {
             throw new BusinessException("模版数据不能为空");
         }
         FileRateDTO fileRateDTO1 = JSONObject.parseObject(redisService.get(key), FileRateDTO.class);
-        if (fileRateDTO1.getFlag() == 1) {
+        if (fileRateDTO1 != null && fileRateDTO1.getFlag() == 1) {
             throw new BusinessException("用户正在上传中,请稍后再试");
         }
         //创建保存的对象