diff --git a/common/src/main/java/com/ccsens/common/service/TaskService.java b/common/src/main/java/com/ccsens/common/service/TaskService.java
index c2b1d290..cba86246 100644
--- a/common/src/main/java/com/ccsens/common/service/TaskService.java
+++ b/common/src/main/java/com/ccsens/common/service/TaskService.java
@@ -166,17 +166,20 @@ public class TaskService implements ITaskService{
             taskMap.forEach((key,val)->{
                 mapOfKey.add(key);
             });
-            if (0 == param.getQueryType()){
-                String max = Collections.max(mapOfKey);
-                queryPluginForTask(taskMap.get(max));
-                return taskMap.get(max);
-            }else{
-                String min = Collections.min(mapOfKey);
-                queryPluginForTask(taskMap.get(min));
-                return taskMap.get(min);
+            if (CollectionUtil.isEmpty(mapOfKey)){
+                if (0 == param.getQueryType()){
+                    String max = Collections.max(mapOfKey);
+                    queryPluginForTask(taskMap.get(max));
+                    return taskMap.get(max);
+                }else{
+                    String min = Collections.min(mapOfKey);
+                    queryPluginForTask(taskMap.get(min));
+                    return taskMap.get(min);
+                }
             }
+            queryPluginForTask(replenishTask);
+            return replenishTask;
         }
-        queryPluginForTask(regularTask);
         return regularTask;
     }