diff --git a/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/design/preview/PreviewMenuTreeService.java b/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/design/preview/PreviewMenuTreeService.java
index 1f9b501..3a93cbf 100644
--- a/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/design/preview/PreviewMenuTreeService.java
+++ b/smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/design/preview/PreviewMenuTreeService.java
@@ -38,7 +38,7 @@ public class PreviewMenuTreeService {
             List<MenuVO> menuVOList = buildMenu(prj_id, module, us,home);
             if (!CommUtil.isEmpty(menuVOList)) {
                 R r = R.success(menuVOList);
-                if(home.getId()>0){
+                if(home.getId()!=null&&home.getId()>0){
                     r.put("home",home);
                 }
                 return r;
@@ -85,7 +85,7 @@ public class PreviewMenuTreeService {
     }
 
     public List<MenuVO> buildMenu(String prj_id, String module, UserSession us,MenuVO home) {
-        Set<MenuPlan> set = RoleHelper.getMenuPlans(us.getUserId(),us.getPartyId());
+        Set<MenuPlan> set = RoleHelper.isAdmin(us.getUserId()) ? MenuPlanCache.getInstance().getByP(prj_id):RoleHelper.getMenuPlans(us.getUserId(),us.getPartyId());
         if (CommUtil.isEmpty(set)) {
             return new ArrayList<>();
         }