openwrt 错误 /etc/config/luci seems to be corrupt, unable to find section '...

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错误 /etc/config/luci seems to be corrupt, unable to find section 'main'
当连接数较大时, 如果去实时统计里查看连接, 会出现上面的错误, 导致luci页面完全失效. 这时候重启 rpcd 可以恢复

/etc/init.d/rpcd restart