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[fl-la]

JabRef version

5.4 (latest release)

Operating system

GNU / Linux

Details on version and operating system

No response

Checked with the latest development build

• I made a backup of my libraries before testing the latest development version.
• I have tested the latest development version and the problem persists

Steps to reproduce the behaviour

This is a copy of #6447 .
With
JabRef 5.4--2021-12-20--ab44182
Linux 5.15.8-76051508-generic amd64
Java 16.0.2
JavaFX 17.0.1+1
the bug occurs again. It is exactly like in the orignal bug report and already seen by @mlep and me.

Appendix

No response