diff --git a/dongjian-dashboard-back-service/src/main/java/com/dongjian/dashboard/back/service/impl/FavoritedDeviceServiceImpl.java b/dongjian-dashboard-back-service/src/main/java/com/dongjian/dashboard/back/service/impl/FavoritedDeviceServiceImpl.java
index 523b469..14dd629 100644
--- a/dongjian-dashboard-back-service/src/main/java/com/dongjian/dashboard/back/service/impl/FavoritedDeviceServiceImpl.java
+++ b/dongjian-dashboard-back-service/src/main/java/com/dongjian/dashboard/back/service/impl/FavoritedDeviceServiceImpl.java
@@ -66,7 +66,9 @@ public class FavoritedDeviceServiceImpl implements FavoritedDeviceService {
 		}
 		if (null != pageSearchParam.getClassId()){
 			pageSearchParam.setCategoryIdList(Constants.CATEGORY_MAP.get(pageSearchParam.getClassId()));
-		}
+		} else {
+			pageSearchParam.setCategoryIdList(Constants.ALL_CATEGORY_IDS);
+ 		}
 
 		PageHelper.startPage(pageSearchParam.getPageNum() == null ? 1 : pageSearchParam.getPageNum(), pageSearchParam.getPageSize() == null ? 20 : pageSearchParam.getPageSize());
 		List<FavoritedDeviceVO> favoritedDeviceVOList = favoritedDeviceMapperExt.getListPage(pageSearchParam);