diff --git a/src/main/java/cn/lihongjie/coal/file/service/FileService.java b/src/main/java/cn/lihongjie/coal/file/service/FileService.java
index 8269d552..b0a6ccea 100644
--- a/src/main/java/cn/lihongjie/coal/file/service/FileService.java
+++ b/src/main/java/cn/lihongjie/coal/file/service/FileService.java
@@ -1,5 +1,6 @@
 package cn.lihongjie.coal.file.service;
 
+import cn.hutool.core.io.IoUtil;
 import cn.hutool.http.HttpUtil;
 import cn.lihongjie.coal.base.dto.CommonQuery;
 import cn.lihongjie.coal.base.dto.IdRequest;
@@ -118,7 +119,7 @@ public class FileService extends BaseService<FileEntity, FileRepository> {
         if (file != null) {
 
             size = file.getSize();
-            fis = file.getInputStream();
+            fis = new ByteArrayInputStream(IoUtil.readBytes(file.getInputStream()));
         } else if (StringUtils.isNotEmpty(url)) {
             ByteArrayOutputStream out = new ByteArrayOutputStream();
             HttpUtil.download(url, out, true);
diff --git a/src/main/java/cn/lihongjie/coal/pdcDeviceData/service/PdcDeviceDataService.java b/src/main/java/cn/lihongjie/coal/pdcDeviceData/service/PdcDeviceDataService.java
index c2146cb4..fe4dfb26 100644
--- a/src/main/java/cn/lihongjie/coal/pdcDeviceData/service/PdcDeviceDataService.java
+++ b/src/main/java/cn/lihongjie/coal/pdcDeviceData/service/PdcDeviceDataService.java
@@ -181,7 +181,7 @@ public class PdcDeviceDataService
                         with tmp as (select d.device_id,
 
                                             time_bucket_gapfill(cast(:bucket as interval), d.time) as tb,
-                                            interpolate(max(d.total_data), (select ('2024-12-18 00:00:00'::timestamp, (select total_data
+                                            interpolate(max(d.total_data), (select (cast(:startTime as timestamp), (select total_data
                                                                                                                                            from t_pdc_device_data x
                                                                                                                                            where x.time >= :startTime
                                                                                                                                              AND x.time <= :endTime