(AMH主机面)WP Mail SMTP提示：服务器证书配置错误。意味着服务器上的OpenSSL无法验证主机证书，这个怎么解决？-灵析社区

WP Mail SMTP服务器证书配置错误。这意味着服务器上的OpenSSL无法验证主机证书。 服务器证书配置错误。 这意味着服务器上的OpenSSL无法验证主机证书。 发生这种情况有几个原因。 可能是主机证书配置错误，或者该服务器的OpenSSL使用的是过时的CA捆绑软件。 建议的处理步骤: 验证主机的SSL证书是否有效。 请联系您的主机支持，向他们提供下面的 "用于调试的完整错误日志"，并附上[此链接。](https://link.segmentfault.com/?enc=bAbFIzQqu8D8%2B%2FAcBqupjg%3D%3D.7f2dZ6s757p%2Fu89oSociz2AGaQTN0LZXetlIp36MNSjMmgv9ZIOoA3zKMxHFj2sshS%2BaPzUoJuVHmsXgEg1eMQ%3D%3D) **使用25端口同样出现错误：** 检测出问题。 这意味着您的测试邮件无法发送。 通常，返回此错误是因为以下原因之一而导致： 插件设置不正确，例如错误的 SMTP 设置、不正确的邮件程序设置等。 目前的网站服务器阻止了发送至 SMTP 服务器的连接。 您的SMTP主机拒绝连接。 错误日志：SSL-465 Versions: WordPress: 6.4.2 WordPress MS: Yes PHP: 8.1.26 WP Mail SMTP: 3.11.0 Params: Mailer: smtp Constants: No ErrorInfo: SMTP Error: Could not connect to SMTP host. Failed to connect to serverSMTP server error: Failed to connect to server Host: smtp.qq.com Port: 465 SMTPSecure: ssl SMTPAutoTLS: bool(true) SMTPAuth: bool(true) Server: OpenSSL: OpenSSL 1.1.1w 11 Sep 2023 Debug: Email Source: WP Mail SMTP Mailer: 其他 SMTP SMTP Error: Could not connect to SMTP host. Failed to connect to serverSMTP server error: Failed to connect to server SMTP Debug: 2024-01-04 03:58:44 Connection: opening to ssl://smtp.qq.com:465, timeout=300, options=array() 2024-01-04 03:58:44 Connection failed. Error #2: stream_socket_client(): SSL operation failed with code 1. OpenSSL Error messages:error:1416F086:SSL routines:tls_process_server_certificate:certificate verify failed [/home/wwwroot/ibox_2/domain/Site_2/web/wp-includes/PHPMailer/SMTP.php line 397] 2024-01-04 03:58:44 Connection failed. Error #2: stream_socket_client(): Failed to enable crypto [/home/wwwroot/123/domain/123/web/wp-includes/PHPMailer/SMTP.php line 397] 2024-01-04 03:58:44 Connection failed. Error #2: stream_socket_client(): Unable to connect to ssl://smtp.qq.com:465 (Unknown error) [/home/wwwroot/123/domain/123/web/wp-includes/PHPMailer/SMTP.php line 397] 2024-01-04 03:58:44 SMTP ERROR: Failed to connect to server: (0) SMTP Error: Could not connect to SMTP host. Failed to connect to server **错误日志：非加密 25** Versions: WordPress: 6.4.2 WordPress MS: Yes PHP: 8.1.26 WP Mail SMTP: 3.11.0 Params: Mailer: smtp Constants: No ErrorInfo: SMTP Error: Could not connect to SMTP host. Failed to connect to serverSMTP server error: Failed to connect to server SMTP code: 101 Additional SMTP info: Network is unreachable Host: smtp.qq.com Port: 25 SMTPSecure: string(0) "" SMTPAutoTLS: bool(true) SMTPAuth: bool(true) Server: OpenSSL: OpenSSL 1.1.1w 11 Sep 2023 Debug: Email Source: WP Mail SMTP Mailer: 其他 SMTP SMTP Error: Could not connect to SMTP host. Failed to connect to serverSMTP server error: Failed to connect to server SMTP code: 101 Additional SMTP info: Network is unreachable SMTP Debug: 2024-01-04 04:32:07 Connection: opening to smtp.qq.com:25, timeout=300, options=array() 2024-01-04 04:34:17 Connection failed. Error #2: stream_socket_client(): Unable to connect to smtp.qq.com:25 (Network is unreachable) [/home/wwwroot/ibox_2/domain/Site_2/web/wp-includes/PHPMailer/SMTP.php line 397] 2024-01-04 04:34:17 SMTP ERROR: Failed to connect to server: Network is unreachable (101) SMTP Error: Could not connect to SMTP host. Failed to connect to server