On Wed, October 31, 2018 11:56, Rich Hall wrote: > I believe the issue is with your mailer settings and not SM.. What mailer settings? Where? The Postfix and IMAP services have not been altered at all. The only change that has happened is that we moved our SM install from CentOS-6 to FreeBSD-11. The distributed SM package in FreeBSD is 1.4.23 which indicates a minor change. We did not have any problem whatsoever with SM-1.4.22 on CentOS. > I have used SM for more than 10 yrs and many configs and can > send huge emails without problems.. The size of the email is immaterial. It is the length of time that the composing window is opened that seems to trigger the problem. -- *** e-Mail is NOT a SECURE channel *** Do NOT transmit sensitive data via e-Mail Do NOT open attachments nor follow links sent by e-Mail James B. Byrne mailto:ByrneJB@xxxxxxxxxxxxx Harte & Lyne Limited http://www.harte-lyne.ca 9 Brockley Drive vox: +1 905 561 1241 Hamilton, Ontario fax: +1 905 561 0757 Canada L8E 3C3 -- *** e-Mail is NOT a SECURE channel *** Do NOT transmit sensitive data via e-Mail Do NOT open attachments nor follow links sent by e-Mail James B. Byrne mailto:ByrneJB@xxxxxxxxxxxxx Harte & Lyne Limited http://www.harte-lyne.ca 9 Brockley Drive vox: +1 905 561 1241 Hamilton, Ontario fax: +1 905 561 0757 Canada L8E 3C3 ----- squirrelmail-users mailing list Posting guidelines: http://squirrelmail.org/postingguidelines List address: squirrelmail-users@xxxxxxxxxxxxxxxxxxxxx List archives: http://news.gmane.org/gmane.mail.squirrelmail.user List info (subscribe/unsubscribe/change options): https://lists.sourceforge.net/lists/listinfo/squirrelmail-users