diff --git a/eventmesh-admin/eventmesh-admin-rocketmq/src/main/java/org/apache/eventmesh/admin/rocketmq/controller/AdminController.java b/eventmesh-admin/eventmesh-admin-rocketmq/src/main/java/org/apache/eventmesh/admin/rocketmq/controller/AdminController.java
index 81ae0f03c7..4398f72389 100644
--- a/eventmesh-admin/eventmesh-admin-rocketmq/src/main/java/org/apache/eventmesh/admin/rocketmq/controller/AdminController.java
+++ b/eventmesh-admin/eventmesh-admin-rocketmq/src/main/java/org/apache/eventmesh/admin/rocketmq/controller/AdminController.java
@@ -23,6 +23,7 @@
 
 import java.io.IOException;
 
+
 import com.sun.net.httpserver.HttpServer;
 
 import lombok.extern.slf4j.Slf4j;
diff --git a/eventmesh-runtime/src/main/java/org/apache/eventmesh/runtime/admin/controller/ClientManageController.java b/eventmesh-runtime/src/main/java/org/apache/eventmesh/runtime/admin/controller/ClientManageController.java
index e64c6ce619..0cc9971a5a 100644
--- a/eventmesh-runtime/src/main/java/org/apache/eventmesh/runtime/admin/controller/ClientManageController.java
+++ b/eventmesh-runtime/src/main/java/org/apache/eventmesh/runtime/admin/controller/ClientManageController.java
@@ -88,7 +88,7 @@ public ClientManageController(EventMeshTCPServer eventMeshTCPServer,
     /**
      * Method to start the server and perform initialization.
      *
-     * @throws IOException
+     * @throws IOException if an I/O error occurs
      */
     public void start() throws IOException {
         // Get the server's admin port.