https://www.machform.com/forums/ MachForm Community Forums Topic: Fatal error: Unable to connect with host smtp.office365.com en Thu, 07 May 2026 02:26:49 +0000 https://www.machform.com/forums/topic/fatal-error-unable-to-connect-with-host-smtpoffice365com#post-24705 Mon, 18 Jan 2016 05:23:13 +0000 yuniar 24705@https://www.machform.com/forums/ <p>ctyankee -- have you tried turning off the SMTP server option on your machform panel? The hosting company most likely blocked the connection to the SMTP server. </p> https://www.machform.com/forums/topic/fatal-error-unable-to-connect-with-host-smtpoffice365com#post-24663 Fri, 08 Jan 2016 05:34:13 +0000 ctyankee 24663@https://www.machform.com/forums/ <p>I'm having the same issue. dwzemens, did you ever get this solved? </p> https://www.machform.com/forums/topic/fatal-error-unable-to-connect-with-host-smtpoffice365com#post-24318 Sat, 07 Nov 2015 03:19:29 +0000 dwzemens 24318@https://www.machform.com/forums/ <p>Thank you. Will do. </p> https://www.machform.com/forums/topic/fatal-error-unable-to-connect-with-host-smtpoffice365com#post-24316 Fri, 06 Nov 2015 07:40:53 +0000 yuniar 24316@https://www.machform.com/forums/ <p>Based on the error message:<br /> Connection could not be established with host smtp.office365.com [Connection timed out #110]</p> <p>It looks like your web server is having connection issue with the SMTP server.<br /> I suggest to contact your hosting tech support and let them know. There might be firewall or routing issue.</p> <p>You can also try to disable the SMTP server option and uses the default setting to send email. </p> https://www.machform.com/forums/topic/fatal-error-unable-to-connect-with-host-smtpoffice365com#post-24304 Fri, 06 Nov 2015 02:59:57 +0000 dwzemens 24304@https://www.machform.com/forums/ <p>My client receives this email error when trying to submit a MachForm. Previously the form had been working correctly. Any help appreciated.</p> <p>=============================<br /> Fatal error: Uncaught exception 'Swift_TransportException' with message 'Connection could not be established with host smtp.office365.com [Connection timed out #110]' in /home1/directoryabc/public_html/machforms/lib/swift-mailer/classes/Swift/Transport/StreamBuffer.php:259 Stack trace: #0 /home1/directoryabc/public_html/machforms/lib/swift-mailer/classes/Swift/Transport/StreamBuffer.php(64): Swift_Transport_StreamBuffer-&gt;_establishSocketConnection() #1 /home1/directoryabc/public_html/machforms/lib/swift-mailer/classes/Swift/Transport/AbstractSmtpTransport.php(115): Swift_Transport_StreamBuffer-&gt;initialize(Array) #2 /home1/directoryabc/public_html/machforms/lib/swift-mailer/classes/Swift/Mailer.php(80): Swift_Transport_AbstractSmtpTransport-&gt;start() #3 /home1/directoryabc/public_html/machforms/includes/helper-functions.php(791): Swift_Mailer-&gt;send(Object(Swift_Message)) #4 /home1/directoryabc/public_html/machforms/includes/post-functions.php(2600): mf_send_notification(Object(PDO), 15279, 22, 'mbrani@stanasta...', Array) #5 /home1/directoryabc/public in /home1/directoryabc/public_html/machforms/lib/swift-mailer/classes/Swift/Transport/StreamBuffer.php on line 259 </p>