JOSM won't open. Is this because of the new version of Java?????

[Alf]

URL:https://josm.openstreetmap.de/svn/trunk
Repository:UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Last:Changed Date: 2020-10-03 13:42:38 +0200 (Sat, 03 Oct 2020)
Build-Date:2020-10-04 01:30:47
Revision:17084
Relative:URL: ^/trunk

Identification: JOSM/1.5 (17084 en_AU) Mac OS X 10.13.6
OS Build number: Mac OS X 10.13.6 (17G9016)
Memory Usage: 752 MB / 1820 MB (445 MB allocated, but free)
Java version: 1.8.0_261-b12, Oracle Corporation, Java HotSpot(TM) 64-Bit Server VM
Look and Feel: com.apple.laf.AquaLookAndFeel
Screen: Display 69973580 2560x1440 (scaling 1.0x1.0)
Maximum Screen Size: 2560x1440
Best cursor sizes: 16x16 -> 16x16, 32x32 -> 32x32
VM arguments: [-Djava.library.path=/private/var/folders/qp/lpqrfl6n77lbksg7p9_vqjmw0000gn/T/AppTranslocation/48EEBC76-B087-4CE7-90F6-546DDD7E7EC7/d/JOSM.app/Contents/MacOS, -DLibraryDirectory=${HOME}/Library, -DDocumentsDirectory=${HOME}/Documents, -DApplicationSupportDirectory=${HOME}/Library/Application Support, -DCachesDirectory=${HOME}/Library/Caches, -DApplicationDirectory=${HOME}/Applications, -DAutosavedInformationDirectory=${HOME}/Library/Autosave Information, -DDesktopDirectory=${HOME}/Desktop, -DDownloadsDirectory=${HOME}/Downloads, -DMoviesDirectory=${HOME}/Movies, -DMusicDirectory=${HOME}/Music, -DPicturesDirectory=${HOME}/Pictures, -DSharedPublicDirectory=${HOME}/Public, -DSystemLibraryDirectory=/Library, -DSystemApplicationSupportDirectory=/Library/Application Support, -DSystemCachesDirectory=/Library/Caches, -DSystemApplicationDirectory=/Applications, -DSystemUserDirectory=/Users, -DUserHome=${HOME}, -DSandboxEnabled=true, -DLaunchModifierFlags=1048576, -DLaunchModifierFlagCapsLock=false, -DLaunchModifierFlagShift=false, -DLaunchModifierFlagControl=false, -DLaunchModifierFlagOption=false, -DLaunchModifierFlagCommand=true, -DLaunchModifierFlagNumericPad=false, -DLaunchModifierFlagHelp=false, -DLaunchModifierFlagFunction=false, -Dapple.laf.useScreenMenuBar=true, -Dcom.apple.macos.use-file-dialog-packages=true, -Dcom.apple.macos.useScreenMenuBar=true, -Dcom.apple.mrj.application.apple.menu.about.name=JOSM, -Dcom.apple.smallTabs=true]

Plugins:
+ InfoMode
+ PicLayer
+ SimplifyArea
+ apache-commons
+ buildings_tools
+ ejml
+ geotools
+ importvec
+ jaxb
+ jts
+ measurement
+ opendata
+ print
+ splinex
+ terracer
+ undelete
+ utilsplugin2
+ wms-turbo-challenge2

Map paint styles:
- https://josm.openstreetmap.de/josmfile?page=Styles/AddressValidator&zip=1
- https://github.com/bastik/mapcss-tools/raw/osm/mapnik2mapcss/osm-results/mapnik.zip

Last errors/warnings:
- 00009.692 W: java.lang.ExceptionInInitializerError. Cause: java.lang.SecurityException: Can not initialize cryptographic mechanism. Cause: java.lang.SecurityException: The jurisdiction policy files are not signed by the expected signer! (Policy files are specific per major JDK release.Ensure the correct version is installed.)
- 00009.708 W: java.lang.SecurityException: The jurisdiction policy files are not signed by the expected signer! (Policy files are specific per major JDK release.Ensure the correct version is installed.)
- 00010.398 W: java.util.zip.ZipException: error in opening zip file
- 00010.399 W: PluginException: : org.openstreetmap.josm.plugins.PluginException: Invalid jar file '<josm.userdata>/plugins/pdfimport.jar.new'
- 00010.400 W: Failed to scan file 'pdfimport.jar.new' for plugin information. Skipping.
- 00013.929 W: java.util.zip.ZipException: error in opening zip file
- 00013.929 W: PluginException: : org.openstreetmap.josm.plugins.PluginException: Invalid jar file '<josm.userdata>/plugins/pdfimport.jar.new'
- 00013.930 W: Failed to scan file 'pdfimport.jar.new' for plugin information. Skipping.
- 00014.446 W: Update plug-ins - You updated your JOSM software. To prevent problems the plug-ins should be updated as well.  Update plug-ins now?
- 00016.000 E: Handled by bug report queue: java.lang.NoClassDefFoundError: sun.security.ssl.SSLContextImpl$AbstractTLSContext


=== REPORTED CRASH DATA ===
BugReportExceptionHandler#handleException:
No data collected.

Warning issued by: BugReportExceptionHandler#handleException

=== STACK TRACE ===
Thread: main (1)
java.lang.NoClassDefFoundError: sun.security.ssl.SSLContextImpl$AbstractTLSContext
	at java.lang.Class.forName0(Native Method)
	at java.lang.Class.forName(Class.java:264)
	at java.security.Provider$Service.getImplClass(Provider.java:1701)
	at java.security.Provider$Service.newInstance(Provider.java:1659)
	at sun.security.jca.GetInstance.getInstance(GetInstance.java:236)
	at sun.security.jca.GetInstance.getInstance(GetInstance.java:164)
	at javax.net.ssl.SSLContext.getInstance(SSLContext.java:156)
	at javax.net.ssl.SSLContext.getDefault(SSLContext.java:96)
	at javax.net.ssl.SSLSocketFactory.getDefault(SSLSocketFactory.java:122)
	at javax.net.ssl.HttpsURLConnection.getDefaultSSLSocketFactory(HttpsURLConnection.java:332)
	at javax.net.ssl.HttpsURLConnection.<init>(HttpsURLConnection.java:289)
	at sun.net.www.protocol.https.HttpsURLConnectionImpl.<init>(HttpsURLConnectionImpl.java:99)
	at sun.net.www.protocol.https.Handler.openConnection(Handler.java:62)
	at sun.net.www.protocol.https.Handler.openConnection(Handler.java:57)
	at java.net.URL.openConnection(URL.java:1001)
	at org.openstreetmap.josm.tools.Http1Client.setupConnection(Http1Client.java:41)
	at org.openstreetmap.josm.tools.HttpClient.connect(HttpClient.java:138)
	at org.openstreetmap.josm.tools.HttpClient.connect(HttpClient.java:124)
	at org.openstreetmap.josm.plugins.ReadRemotePluginInformationTask.downloadPluginList(ReadRemotePluginInformationTask.java:163)
	at org.openstreetmap.josm.plugins.ReadRemotePluginInformationTask.realRun(ReadRemotePluginInformationTask.java:329)
	at org.openstreetmap.josm.gui.PleaseWaitRunnable.doRealRun(PleaseWaitRunnable.java:94)
	at org.openstreetmap.josm.gui.PleaseWaitRunnable.run(PleaseWaitRunnable.java:142)
	at org.openstreetmap.josm.plugins.PluginHandler.updatePlugins(PluginHandler.java:1125)
	at org.openstreetmap.josm.gui.MainApplication.updateAndLoadEarlyPlugins(MainApplication.java:1141)
	at org.openstreetmap.josm.gui.MainApplication.mainJOSM(MainApplication.java:909)
	at org.openstreetmap.josm.gui.MainApplication$3.processArguments(MainApplication.java:277)
	at org.openstreetmap.josm.gui.MainApplication.main(MainApplication.java:714)

[skyper]

See #19860. You could try adoptjdk 14 together with the ​beta build

[simon04]

Closed as duplicate of #19844.