diff --git a/server/websocket/internal/logic/datatransferlogic.go b/server/websocket/internal/logic/datatransferlogic.go
index ec39e0d9..66b2e626 100644
--- a/server/websocket/internal/logic/datatransferlogic.go
+++ b/server/websocket/internal/logic/datatransferlogic.go
@@ -131,7 +131,6 @@ func (l *DataTransferLogic) DataTransfer(svcCtx *svc.ServiceContext, w http.Resp
 		outChan:                make(chan []byte, 100),
 		renderImageTask:        make(map[string]struct{}),
 		renderImageTaskCtlChan: make(chan renderImageControlChanItem, 100),
-		isClose:                false,
 	}
 	//保存连接
 	mapConnPool.Store(flag, ws)