Bug 442224 - Enabling "Undo Send" cause recipient rejected due to null sender
Summary: Enabling "Undo Send" cause recipient rejected due to null sender
Status: REPORTED
Alias: None
Product: kmail2
Classification: Applications
Component: general (show other bugs)
Version: 5.15.3
Platform: Debian stable Linux
: NOR normal
Target Milestone: ---
Assignee: kdepim bugs
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2021-09-09 12:21 UTC by Matteo Brutti
Modified: 2021-09-09 13:24 UTC (History)
2 users (show)

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Description Matteo Brutti 2021-09-09 12:21:18 UTC 
SUMMARY
Enabling "Undo Send" cause every message sent is rejected due to "Failed to transport message. Server error: 5.7.1 <xxxx@example.com>: Recipient address rejected: Policy rejection due to null sender"


STEPS TO REPRODUCE
1. settings => configure kmail => tick "Enable Undo Send"
2. send an email

OBSERVED RESULT
Server does not send the email giving:
"Failed to transport message. Server error: 5.7.1 <xxxx@example.com>: Recipient address rejected: Policy rejection due to null sender"

EXPECTED RESULT
email sent

SOFTWARE/OS VERSIONS
Linux/KDE Plasma: 
(available in About System)
KDE Plasma Version: 5.20.5
KDE Frameworks Version: 5.78.0
Qt Version: 5.15.2

ADDITIONAL INFORMATION
Debian: 11
Comment 1 Laurent Montel 2021-09-09 13:24:00 UTC 
5.15.3 is very old (last is 5.18.0)
Please verify in new version.
it works fine here.