diff --git a/src/main/java/com/chinaunicom/mall/ebtp/extend/wps/controller/WpsController.java b/src/main/java/com/chinaunicom/mall/ebtp/extend/wps/controller/WpsController.java
index db83784..3ed0db0 100644
--- a/src/main/java/com/chinaunicom/mall/ebtp/extend/wps/controller/WpsController.java
+++ b/src/main/java/com/chinaunicom/mall/ebtp/extend/wps/controller/WpsController.java
@@ -210,20 +210,28 @@ public class WpsController {
 
 		Optional<AttachmentDetail> optional = attachmentClient.findByBusinessId(businessIdList);
 
-		AttachmentDetail detail = optional.get();
+		String fileLength = "10";
+		String fileName = fileId;
+		byte buf[] = new byte[0];
 
-		List<AttachmentEntity> entityList = detail.get(fileId);
+		if(optional!=null&&optional.get()!=null){
+			AttachmentDetail detail = optional.get();
 
-		Optional<byte[]> optional1 = attachmentClient.downloadFileByObjectId(entityList.get(0).getId());
+			List<AttachmentEntity> entityList = detail.get(fileId);
 
+			Optional<byte[]> optional1 = attachmentClient.downloadFileByObjectId(entityList.get(0).getId());
+			fileLength = String.valueOf(optional1.get().length);
+			fileName = entityList.get(0).getFilename();
+			buf = optional1.get();
+		}
 
 		try{
 			// 设置响应的头信息，告诉浏览器文件的大小和下载方式
 			response.setCharacterEncoding("UTF-8");
-			response.setHeader("Content-Length", String.valueOf(optional1.get().length));
-			response.setHeader("Content-Disposition", "attachment; filename=".concat(new String(entityList.get(0).getFilename().getBytes(StandardCharsets.UTF_8), "ISO8859-1")));
+			response.setHeader("Content-Length", fileLength);
+			response.setHeader("Content-Disposition", "attachment; filename=".concat(new String(fileName.getBytes(StandardCharsets.UTF_8), "ISO8859-1")));
 
-			InputStream word = new ByteArrayInputStream(optional1.get());
+			InputStream word = new ByteArrayInputStream(buf);
 			// 创建输入输出流
 			BufferedInputStream inStream = new BufferedInputStream(word);
 			BufferedOutputStream outStream = new BufferedOutputStream(response.getOutputStream());
diff --git a/src/main/java/com/chinaunicom/mall/ebtp/extend/wps/service/impl/WpsServiceImpl.java b/src/main/java/com/chinaunicom/mall/ebtp/extend/wps/service/impl/WpsServiceImpl.java
index 464b9cb..29bbc53 100644
--- a/src/main/java/com/chinaunicom/mall/ebtp/extend/wps/service/impl/WpsServiceImpl.java
+++ b/src/main/java/com/chinaunicom/mall/ebtp/extend/wps/service/impl/WpsServiceImpl.java
@@ -630,12 +630,16 @@ public class WpsServiceImpl implements WpsService {
 
         Optional<AttachmentDetail> optional = attachmentClient.findByBusinessId(businessIdList);
 
-        AttachmentDetail detail = optional.get();
+        if(optional!=null&&optional.get()!=null) {
 
-        List<AttachmentEntity> entityList = detail.get(id);
+            AttachmentDetail detail = optional.get();
 
-        Optional<byte[]> optional1 = attachmentClient.downloadFileByObjectId(entityList.get(0).getId());
-        return optional1.get();
+            List<AttachmentEntity> entityList = detail.get(id);
+
+            Optional<byte[]> optional1 = attachmentClient.downloadFileByObjectId(entityList.get(0).getId());
+            return optional1.get();
+        }
+        return new byte[0];
     }
 
     @Override