连接尝试失败”,这是经常遇到的问题 requests.exceptions.ConnectionError: HTTPSConnectionPool(host=’www....
4.3.0 <admin@mydomain.com>: Temporary lookup failure (Code: 451) in /var/www/html/program/lib/Roundcube/rcube.php on line 1702 (POST /?_task=mail&_unlock=loading1627046284362&_framed=1&_lang=en_US&_action=send) Receiving: Jul 23 13:57:31 mail postfix/smtpd[1343]: connect from ma...
4xx - Temporary failure encountered by mail server and you have to try again. If you see one of these errors, the mail server or client should tell you that it will automatically attempt to resend the email. 5xx - Fatal error encountered, Mail server cannot process request. Second digit T...
Local processing error 451 Temporary service failure Amazon SES couldn't process the request. There might be issues with the request that prevent it from being processed. Timeout 451 Timeout waiting for data from client Too much time elapsed between requests, so the SMTP server closed the connec...
and each conveys a particular information. The first one defines whether the server has accepted the command, fulfilled an action, run into a temporary issue, encountered an error etc; the second and the third one refine the description further, stating if there’s been a syntactic problem, or...
451 The server aborted the command due to a local error 452 The server aborted the command due to insufficient system storage 454 TLS not available due to a temporary reason (response to STARTTLS) 455 Parameters cannot be accommodated 471 Mail server error due to the local spam filter 500 Syn...
These codes are grouped by status, as defined by the first digit in the code (5xx for failure, 4xx for temporary problem, 1xx–3xx for success). Table 35.3—SMTP Reply Codes Code Description 211 Help reply, system status 214 Help message 220 Service ready 221 Closing connection ...
where the placeholder values are integers. For example, a 5.x.xcode indicates a permanent error, and a 4.x.xcode indicates a temporary error. Although the enhanced status code is often generated by an external mail server, Exchange Online uses the enhanced status code value to determine the ...
where the placeholder values are integers. For example, a 5.x.xcode indicates a permanent error, and a 4.x.xcode indicates a temporary error. Although the enhanced status code is often generated by an external mail server, Exchange Online uses the enhanced ...
Could not load file or assembly 'file:///C:\Users\3D Electronics\AppData\Local\Temp\Temporary ASP.NET Files\vs\f434569b\46cd6e6e\App_global.asax.jftlga3s.dll' or one of its dependencies. The system cannot find the file specified. Could not load file or assembly 'log4net, Version=1.2...