运行clash时出此故障，clash无法使用。

[longyuepai]

运行clash时出此故障，clash无法使用。
INFO[0000] Start initial compatible provider 一元机场
INFO[0000] Start initial compatible provider 故障转移
INFO[0000] Start initial compatible provider 自动选择
ERRO[0000] External controller listen error: listen tcp 0.0.0.0:9090: bind: address already in use
WARN[0000] [CacheFile] can't open cache file: timeout

clash.service配置
[Unit]
Description=clash daemon
After=network.target

[Service]
Type=simple
Restart=always
ExecStart=/clash/clash -d /root/.config/clash

[Install]
WantedBy=multi-user.target

config.yaml文件设置
port: 7890
socks-port: 7891
redir-port: 7892
allow-lan: false
mode: Rule
log-level: silent
external-ui: 'dashboard'
external-controller: '0.0.0.0:9090'
secret: 'xxxx'

望大佬帮忙看看。