diff --git a/platform-operate-api/src/main/java/com/lyms/platform/operate/web/controller/ViewController.java b/platform-operate-api/src/main/java/com/lyms/platform/operate/web/controller/ViewController.java
index 7e60696..34dfdb1 100644
--- a/platform-operate-api/src/main/java/com/lyms/platform/operate/web/controller/ViewController.java
+++ b/platform-operate-api/src/main/java/com/lyms/platform/operate/web/controller/ViewController.java
@@ -60,7 +60,9 @@ public class ViewController extends BaseController {
     @TokenRequired
     public void downExChuData(@RequestParam("id") String id, HttpServletRequest request, HttpServletResponse response) {
         LoginContext loginState = (LoginContext) request.getAttribute("loginContext");
-
+        if(loginState == null){
+            return;
+        }
         // Map<String, Object> map = viewFacade.exChuData(id, loginState.getId());
         Map<String, Object> map = viewFacade.exChuData(id, loginState.getId());