blank popup

[wujastyk]

JabRef version

Latest development branch build (please note build date below)

Operating system

GNU / Linux

Details on version and operating system

JabRef 5.7--2022-05-03--46a4edf Linux 5.13.0-40-generic amd64 Java 17.0.2 JavaFX 18+12

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

1. Save
2. blank popup. I don't know what it is saying. The library seems to be saved okay.

Appendix

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Log File

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