Unified inbox not updated anymore

[fmbonobo]

Checklist

• I have used the search function to see if someone else has already submitted the same bug report.
• I will describe the problem with as much detail as possible.

App version

6.000

Where did you get the app from?

Google Play

Android version

12

Device model

Samsung S10e

Steps to reproduce

None.
Just open K9 when a new mail notification appears

Expected behavior

All account inboxes as well as the Unified Inbox should be properly updated with new incoming mails

Actual behavior

Until a few days ago everything worked fine.
New mails are still correctly shown in the account inboxes.
However the Unified inbox view remains unchanged and is NOT updated anymore!

Logs

k9mail-logs.txt

[cketti]

It doesn't look like you've enabled debug logging in K-9 Mail. Please see https://github.com/k9mail/k-9/wiki/LoggingErrors

[fmbonobo]

k9mail-logs.txt