Dear Maintainer, we have the same general situation (upgrade from Debian 10 to 11 wiht a remote Java application that stops running but runs perfectly on a virtualized Debian 10) but with a different error: org.xml.sax.SAXException: SAX2 driver class org.apache.xerces.parsers.SAXParser not found java.lang.ClassNotFoundException: org.apache.xerces.parsers.SAXParser at org.xml.sax.helpers.XMLReaderFactory.loadClass(XMLReaderFactory.java:230) at org.xml.sax.helpers.XMLReaderFactory.createXMLReader(XMLReaderFactory.java:191) at finanze.IDAC.gui.MainWin.startApp(MainWin.java:445) at finanze.IDAC.guiIVP.MainWinIVP18.main(MainWinIVP18.java:46) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java: 43) at java.lang.reflect.Method.invoke(Method.java:498) at net.sourceforge.jnlp.Launcher.launchApplication(Launcher.java:576) at net.sourceforge.jnlp.Launcher$TgThread.run(Launcher.java:945) Caused by: java.lang.ClassNotFoundException: org.apache.xerces.parsers.SAXParser at net.sourceforge.jnlp.runtime.JNLPClassLoader.loadClass(JNLPClassLoader.java:1644) at org.xml.sax.helpers.NewInstance.newInstance(NewInstance.java:82) at org.xml.sax.helpers.XMLReaderFactory.loadClass(XMLReaderFactory.java:228) ... 9 more Regards! Guido
