Update does not work

[anonymous]

What steps will reproduce the problem?

What is the expected result?

What happens instead?

Please provide any additional information below. Attach a screenshot if possible.

I have JOSM 17919 on my computer. Downloading the 18193 setup.exe and installing it leads to only opening the old 17919 version.
Windows 10 Home, Version 21H1

URL:https://josm.openstreetmap.de/svn/trunk
Repository:UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Last:Changed Date: 2021-06-02 22:03:39 +0200 (Wed, 02 Jun 2021)
Build-Date:2021-06-02 20:11:30
Revision:17919
Relative:URL: ^/trunk

Identification: JOSM/1.5 (17919 de) Windows 10 64-Bit
OS Build number: Windows 10 Home 2009 (19043)
Memory Usage: 247 MB / 989 MB (143 MB allocated, but free)
Java version: 1.8.0_301-b09, Oracle Corporation, Java HotSpot(TM) Client VM
Look and Feel: com.sun.java.swing.plaf.windows.WindowsLookAndFeel
Screen: \Display0 1920×1080 (scaling 1.00×1.00)
Maximum Screen Size: 1920×1080
Best cursor sizes: 16×16→32×32, 32×32→32×32
System property file.encoding: Cp1252
System property sun.jnu.encoding: Cp1252
Locale info: de_DE
Numbers with default locale: 1234567890 -> 1234567890

Plugins:
+ imagery_offset_db (35640)
+ turnrestrictions (35640)

Last errors/warnings:
- 00005.266 W: Unable to request certificate of https://roottest-g3.pkioverheid.nl
- 00006.358 W: Unable to request certificate of https://roottest-g3.pkioverheid.nl

[skyper]

Closed as duplicate of #21307.
There is a problem with updating from java 8. Please, uninstall JOSM and likely java 8 (which is a 32-bit version anyway) and then install the new JOSM installer.