{"errorMessage": "Connection unexpectedly closed", "errorType": "SMTPServerDisconnected", "requestId": "9041bda1-2817-4da3-9d82-88ebfcbfe17f", "stackTrace": ["  File \"/var/task/lambda_function.py\", line 25, in lambda_handler\n    send_mail(subject, body, sender, recipients, password)\n", "  File \"/var/task/lambda_function.py\", line 15, in send_mail\n    smtp_server.login(sender, password)\n", "  File \"/var/lang/lib/python3.14/smtplib.py\", line 751, in login\n    (code, resp) = self.auth(\n", "  File \"/var/lang/lib/python3.14/smtplib.py\", line 649, in auth\n    (code, resp) = self.docmd(\"AUTH\", mechanism + \" \" + response)\n", "  File \"/var/lang/lib/python3.14/smtplib.py\", line 439, in docmd\n    return self.getreply()\n", "  File \"/var/lang/lib/python3.14/smtplib.py\", line 412, in getreply\n    raise SMTPServerDisconnected(\"Connection unexpectedly closed\")\n"]}