workerman 报错64000,求大神帮助啊

现在使用的版本是3.5.18
在查看状态的时候显示执行端口一直是busy
2019-04-25 10:35:57 pid:23148 Worker process terminated
2019-04-25 10:35:57 pid:15573 worker exit with status 64000
2019-04-25 10:35:58 pid:23190 Worker process terminated
2019-04-25 10:35:58 pid:15573 worker exit with status 64000
2019-04-25 10:35:59 pid:23236 Worker process terminated
2019-04-25 10:35:59 pid:15573 worker exit with status 64000
2019-04-25 10:36:00 pid:23274 Worker process terminated
2019-04-25 10:36:00 pid:15573 worker exit with status 64000
2019-04-25 10:36:01 pid:23317 Worker process terminated
2019-04-25 10:36:01 pid:15573 worker exit with status 64000
2019-04-25 10:36:02 pid:23413 Worker process terminated
2019-04-25 10:36:02 pid:15573 worker exit with status 64000
2019-04-25 10:36:03 pid:23500 Worker process terminated
2019-04-25 10:36:03 pid:15573 worker exit with status 64000