diff --git a/packages/websocket/src/client/index.ts b/packages/websocket/src/client/index.ts
index 5d6d4c4e..54d898c9 100644
--- a/packages/websocket/src/client/index.ts
+++ b/packages/websocket/src/client/index.ts
@@ -53,13 +53,11 @@ export class WebSocket extends EventEmitter {
             return
         }
         this.client.on('open', (event) => {
-            console.debug('client WebSocket call open', this.onopen)
             this.onopen?.(event)
             manager.add(this)
         })
         this.client.on('message', (event) => this.onmessage?.(event))
         this.client.on('close', (event) => {
-            console.log('client WebSocket call close', this.onclose)
             this.onclose?.(event)
             manager.del(this)
         })
@@ -101,3 +99,4 @@ export class WebSocket extends EventEmitter {
         this.removeAllListeners()
     }
 }
+global.setGlobal('WebSocket', WebSocket)
diff --git a/packages/websocket/src/client/netty/handler.ts b/packages/websocket/src/client/netty/handler.ts
index 308013f9..0a23c527 100644
--- a/packages/websocket/src/client/netty/handler.ts
+++ b/packages/websocket/src/client/netty/handler.ts
@@ -29,7 +29,7 @@ export class WebSocketClientHandler extends WebSocketClientHandlerAdapter {
     }
     channelInactive(ctx: any) {
         console.debug(`${ctx} channelInactive`)
-        this.client.onclose({ code: 0, reason: 'server connection channel inactive!' })
+        this.client.onclose({ code: 0, reason: 'client connection channel inactive!' })
     }
     channelRead0(ctx: any, msg: any) {
         console.trace(`${ctx} channelRead0 ${msg}`)
@@ -50,7 +50,7 @@ export class WebSocketClientHandler extends WebSocketClientHandlerAdapter {
         if (frame instanceof TextWebSocketFrame) {
             this.client.onmessage({ data: frame.text() })
         } else if (frame instanceof CloseWebSocketFrame) {
-            this.client.onclose({ code: 0, reason: 'server send CloseWebSocketFrame!' })
+            this.client.onclose({ code: 0, reason: 'server close connection!' })
         }
     }
     exceptionCaught(ctx: any, cause: Error) {
diff --git a/packages/websocket/src/client/netty/index.ts b/packages/websocket/src/client/netty/index.ts
index 4857d44a..3ad34510 100644
--- a/packages/websocket/src/client/netty/index.ts
+++ b/packages/websocket/src/client/netty/index.ts
@@ -100,9 +100,11 @@ export class NettyWebSocket extends Transport {
             handler.handshakeFuture.addListener(new ChannelFutureListener((future: any) => {
                 try {
                     future.sync()
+                    // only trigger onconnect when not have error
                     this.onconnect({})
                 } catch (error) {
-                    this.onerror({ error })
+                    // ignore error exceptionCaught from handler
+                    // this.onerror({ error })
                 }
             }))
         }))
diff --git a/packages/websocket/src/client/transport.ts b/packages/websocket/src/client/transport.ts
index 90b5bac2..b12356e2 100644
--- a/packages/websocket/src/client/transport.ts
+++ b/packages/websocket/src/client/transport.ts
@@ -57,6 +57,8 @@ export abstract class Transport extends EventEmitter {
                 this.doClose(code, reason)
             } catch (error) {
                 this.onerror({ error })
+            } finally {
+                this.removeAllListeners()
             }
         } else {
             console.debug(`${this.id} call close but state is ${this.readyStatus}`)
@@ -69,7 +71,6 @@ export abstract class Transport extends EventEmitter {
     }
 
     onconnect(event: Event) {
-        console.debug(`${this.id} call onconnect`)
         if (this.readyStatus != WebSocket.OPEN) {
             this.readyStatus = WebSocket.OPEN
             this.emit('open', event)
diff --git a/packages/websocket/src/socket.io/client.ts b/packages/websocket/src/socket.io/client.ts
index baed82c7..b31a43e0 100644
--- a/packages/websocket/src/socket.io/client.ts
+++ b/packages/websocket/src/socket.io/client.ts
@@ -200,7 +200,7 @@ export class Client<
      * @private
      */
     private close(): void {
-        console.debug(`client ${this.id} clise - reason: forcing transport close`)
+        console.debug(`client ${this.id} close - reason: forcing transport close`)
         if ("open" === this.conn.readyState) {
             console.debug("forcing transport close")
             this.conn.close()