Bug 447051

Summary:	KMail fails to send due to SSL handshake failure
Product:	[Applications] kmailtransport	Reporter:	Richard Herbert <rherbert>
Component:	general	Assignee:	kdepim bugs <kdepim-bugs>
Status:	RESOLVED NOT A BUG
Severity:	normal	CC:	rherbert
Priority:	NOR
Version:	unspecified
Target Milestone:	---
Platform:	Slackware
OS:	Linux
Latest Commit:		Version Fixed In:
Sentry Crash Report:

Description Richard Herbert 2021-12-15 23:59:31 UTC

SUMMARY
***
NOTE: If you are reporting a crash, please try to attach a backtrace with debug symbols.
See https://community.kde.org/Guidelines_and_HOWTOs/Debugging/How_to_create_useful_crash_reports
***


STEPS TO REPRODUCE
1. Compose and send email using KMail
2. 
3. 

OBSERVED RESULT
Error message: "Failed to transport message. Error during SSL handshake: error:1408F10B:SSL routines:ssl3_get_record:wrong version number". Email remains in Outbox. 

EXPECTED RESULT
Send email as usual without any problems.

SOFTWARE/OS VERSIONS
Windows: 
macOS: 
Linux/KDE Plasma: Slackware 64/ KDE Plasma 5.23.4
KDE Plasma Version: 5.23.4
KDE Frameworks Version: 5.59.0
Qt Version: 5.15.3

ADDITIONAL INFORMATION
Using Sympatico email via IMAP.  Sending server is smtphm.sympatico.ca. Port 587 with STARTTLS.
All other email apps (Seamonkey Mail, Thunderbird, Pegasus, Windows Mail) work as usual.
Problem started in KMail 21.12.0.

Comment 1 Richard Herbert 2021-12-16 17:55:28 UTC

Closing the ticket. The problem seams to be in my Postfix relay configuration (which hasn't changed).  Looks like my ISP changed something.