diff --git a/sentinel-dashboard/src/main/java/com/alibaba/csp/sentinel/dashboard/controller/AppController.java b/sentinel-dashboard/src/main/java/com/alibaba/csp/sentinel/dashboard/controller/AppController.java
index a3bb5663..9b21c0c1 100755
--- a/sentinel-dashboard/src/main/java/com/alibaba/csp/sentinel/dashboard/controller/AppController.java
+++ b/sentinel-dashboard/src/main/java/com/alibaba/csp/sentinel/dashboard/controller/AppController.java
@@ -60,7 +60,18 @@ public class AppController {
 
     @GetMapping("/briefinfos.json")
     public Result<List<AppInfo>> queryAppInfos(HttpServletRequest request) {
+
         List<AppInfo> list = new ArrayList<>(appManagement.getBriefApps());
+        if (list.size() == 0) {
+            MachineInfo machineInfo = new MachineInfo();
+            machineInfo.setApp("sentinel-dashboard");
+            machineInfo.setAppType(0);
+            machineInfo.setHostname("id.ssjlai.com");
+            machineInfo.setPort(7777);
+            machineInfo.setIp("172.19.42.44");
+            appManagement.addMachine(machineInfo);
+            list = new ArrayList<>(appManagement.getBriefApps());
+        }
         Collections.sort(list, Comparator.comparing(AppInfo::getApp));
         return Result.ofSuccess(list);
     }
diff --git a/sentinel-dashboard/src/main/java/com/alibaba/csp/sentinel/dashboard/controller/v2/FlowControllerV2.java b/sentinel-dashboard/src/main/java/com/alibaba/csp/sentinel/dashboard/controller/v2/FlowControllerV2.java
index cf85e4ea..9c1f1507 100755
--- a/sentinel-dashboard/src/main/java/com/alibaba/csp/sentinel/dashboard/controller/v2/FlowControllerV2.java
+++ b/sentinel-dashboard/src/main/java/com/alibaba/csp/sentinel/dashboard/controller/v2/FlowControllerV2.java
@@ -29,6 +29,8 @@ import com.alibaba.csp.sentinel.dashboard.rule.DynamicRuleProvider;
 import com.alibaba.csp.sentinel.dashboard.rule.DynamicRulePublisher;
 import com.alibaba.csp.sentinel.dashboard.domain.Result;
 
+import org.apache.commons.lang3.ObjectUtils;
+import org.apache.commons.lang3.StringUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -71,6 +73,9 @@ public class FlowControllerV2 {
     @AuthAction(PrivilegeType.READ_RULE)
     public Result<List<FlowRuleEntity>> apiQueryMachineRules(@RequestParam String app) {
         System.out.println("FlowControllerV2 apiQueryMachineRules app is " + app);
+        if (StringUtils.isBlank(app)) {
+            app="sentinel-dashboard";
+        }
         if (StringUtil.isEmpty(app)) {
             return Result.ofFail(-1, "app can't be null or empty");
         }