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The following From address failed: opsvlcloud@gmail.com : MAIL FROM command failed,5.7.57 Client not authenticated to send mail. [SI2PR02CA0016.apcprd02.prod.outlook.com 2026-08-18T10:59:50.336Z 08DEFA9268DAE452],530,SMTP server error: MAIL FROM command failed Detail: 5.7.57 Client not authenticated to send mail. [SI2PR02CA0016.apcprd02.prod.outlook.com 2026-08-18T10:59:50.336Z 08DEFA9268DAE452] SMTP code: 530
2026-08-18 10:59:51 CLIENT -> SERVER: QUIT
2026-08-18 10:59:51 SERVER -> CLIENT:
2026-08-18 10:59:51 SMTP ERROR: QUIT command failed: