帮助中心连接问题错误代码说明
连接问题

错误代码说明

4 分钟 阅读·更新于 May 10, 2026

各个 HorizonVPN 错误代码的含义及解决方法。

  • ERR_CONNECTION_TIMEOUT — Server took too long to respond. Try a different server or protocol.
  • ERR_AUTH_FAILED — Invalid credentials or expired session. Log out and sign in again.
  • ERR_TUN_FAILED — Failed to create virtual network adapter. Reinstall the TAP driver (Windows) or restart the app.
  • ERR_DNS_FAILED — DNS resolution failed through the VPN. Check DNS settings or try another server.
  • ERR_FIREWALL_BLOCKED — Local firewall blocking the VPN. Add HorizonVPN as a firewall exception.
  • ERR_PROTOCOL_UNSUPPORTED — Network is blocking the selected protocol. Switch to Auto first, then try Stealth, TCP, HTTP Max, or TLS.
  • ERR_SERVER_FULL — Server at capacity. Connect to a different server in the same region.
  • ERR_ACCOUNT_EXPIRED — Subscription ended. Log in to your account to renew.

Copy the full error message and paste it in live chat — our support team can identify the issue immediately.

errorerror codeconnection error

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