使用 Sakura Frp 穿透 SCPSL 并上传至中心服务器的问题

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SCP:SL 日志是这样写的：

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[2026-04-04 22:31:32.120 +08:00] Verification challenge and response have been obtained.
The system will attempt to check your server shortly, please allow up to 5 minutes.
[2026-04-04 22:32:48.421 +08:00] Could not update server data on server list - Automatic verification failed - Unable to get valid response from server: ConnectionFailed
Check if your firewall/port forwarding rules are configured correctly.
If this issue/error persists, please visit our Technical Support wiki at https://techwiki.scpslgame.com/books/server-issues or contact our Tech Support team at https://discord.gg/scpsl
[2026-04-04 22:34:03.958 +08:00] Could not update server data on server list - Automatic verification failed - Unable to get valid response from server: ConnectionFailed
Check if your firewall/port forwarding rules are configured correctly.
If this issue/error persists, please visit our Technical Support wiki at https://techwiki.scpslgame.com/books/server-issues or contact our Tech Support team at https://discord.gg/scpsl
[2026-04-04 22:35:19.221 +08:00] Could not update server data on server list - Automatic verification failed - Unable to get valid response from server: ConnectionFailed
Check if your firewall/port forwarding rules are configured correctly.
If this issue/error persists, please visit our Technical Support wiki at https://techwiki.scpslgame.com/books/server-issues or contact our Tech Support team at https://discord.gg/scpsl

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我正在使用 天津联通1 节点
出现此问题的原因是不是官方中央服务器被预注册了？
如果是这样，麻烦可以解除从SCP:SL的预注册列表吗？感谢；
或者我换个节点，但暂时我没有试出来哪个节点可以。