diff --git a/src/main/java/com/zcloud/controller/keyProjects/PlatformvideomanagementController.java b/src/main/java/com/zcloud/controller/keyProjects/PlatformvideomanagementController.java
index 3bf99a20..9b536ed7 100644
--- a/src/main/java/com/zcloud/controller/keyProjects/PlatformvideomanagementController.java
+++ b/src/main/java/com/zcloud/controller/keyProjects/PlatformvideomanagementController.java
@@ -8,6 +8,7 @@ import com.zcloud.util.Tools;
 import com.zcloud.util.hk.HKUtil;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Controller;
+import org.springframework.util.ObjectUtils;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.ResponseBody;
 
@@ -54,6 +55,9 @@ public class PlatformvideomanagementController extends BaseController {
 		Map<String,Object> map = new HashMap<String,Object>();
 		PageData pd =this.getPageData();
 		map = HKUtil.camerasPreviewURLs(pd.getString("INDEXCODE"),"hls");
+		if(!ObjectUtils.isEmpty(map)){
+			map = new HashMap<String,Object>();
+		}
 		map.put("result", "success");
 		return map;
 	}
@@ -67,6 +71,9 @@ public class PlatformvideomanagementController extends BaseController {
 		Map<String,Object> map = new HashMap<String,Object>();
 		PageData pd =this.getPageData();
 		map = HKUtil.camerasPreviewURLs(pd.getString("INDEXCODE"),"rtsp");
+		if(!ObjectUtils.isEmpty(map)){
+			map = new HashMap<String,Object>();
+		}
 		map.put("result", "success");
 		return map;
 	}
@@ -80,6 +87,9 @@ public class PlatformvideomanagementController extends BaseController {
 		Map<String,Object> map = new HashMap<String,Object>();
 		PageData pd =this.getPageData();
 		map = HKUtil.cameraSearch(pd);
+		if(!ObjectUtils.isEmpty(map)){
+			map = new HashMap<String,Object>();
+		}
 		map.put("result", "success");
 		return map;
 	}