B4J Question B4JPackager11 Issue with XStream

D:\ALLDOCS\JAVAPROGRAMS\JAVA11PACKBUILDS\BOXGRAPHICS\bin>java.exe @release_java_modules.txt  -m b4j/b4j.example.main
showreport._repshow (java line: -1)
java.lang.ExceptionInInitializerError: Cannot access defaults field of Properties
        at b4j/com.thoughtworks.xstream.converters.collections.PropertiesConverter.<clinit>(Unknown Source)
        at b4j/com.thoughtworks.xstream.XStream.setupConverters(Unknown Source)
        at b4j/com.thoughtworks.xstream.XStream.<init>(Unknown Source)
        at b4j/com.thoughtworks.xstream.XStream.<init>(Unknown Source)
        at b4j/com.thoughtworks.xstream.XStream.<init>(Unknown Source)
        at b4j/ro.nextreports.engine.XStreamFactory.createXStream(Unknown Source)
        at b4j/ro.nextreports.engine.util.ReportUtil.loadReport(Unknown Source)
        at b4j/ro.nextreports.integration.ReportSupport.loadReport(Unknown Source)
        at b4j/ro.nextreports.integration.ReportExec.reportPrepAndRun(Unknown Source)
        at b4j/b4j.example.showreport._repshow(Unknown Source)
        at b4j/b4j.example.main._btnpallets_action(Unknown Source)
        at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
        at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
        at java.base/java.lang.reflect.Method.invoke(Unknown Source)
        at b4j/anywheresoftware.b4a.BA.raiseEvent2(Unknown Source)
        at b4j/anywheresoftware.b4a.BA$1.run(Unknown Source)
        at javafx.graphics/com.sun.javafx.application.PlatformImpl.lambda$runLater$10(Unknown Source)
        at java.base/java.security.AccessController.doPrivileged(Native Method)
        at javafx.graphics/com.sun.javafx.application.PlatformImpl.lambda$runLater$11(Unknown Source)
        at javafx.graphics/com.sun.glass.ui.InvokeLaterDispatcher$Future.run(Unknown Source)
        at javafx.graphics/com.sun.glass.ui.win.WinApplication._runLoop(Native Method)
        at javafx.graphics/com.sun.glass.ui.win.WinApplication.lambda$runLoop$3(Unknown Source)
        at java.base/java.lang.Thread.run(Unknown Source)