hi Markus Thank you very much for answering
uninstall openjdk-11, and the flaw remains dpkg -l | grep openjdk ii openjdk-10-jdk:amd64 10.0.2+13-2 amd64 OpenJDK Development Kit (JDK) ii openjdk-10-jdk-headless:amd64 10.0.2+13-2 amd64 OpenJDK Development Kit (JDK) (headless) ii openjdk-10-jre:amd64 10.0.2+13-2 amd64 OpenJDK Java runtime, using Hotspot JIT ii openjdk-10-jre-headless:amd64 10.0.2+13-2 amd64 OpenJDK Java runtime, using Hotspot JIT (headless) ii openjdk-8-jdk:amd64 8u191-b12-2 amd64 OpenJDK Development Kit (JDK) ii openjdk-8-jdk-headless:amd64 8u191-b12-2 amd64 OpenJDK Development Kit (JDK) (headless) ii openjdk-8-jre:amd64 8u191-b12-2 amd64 OpenJDK Java runtime, using Hotspot JIT ii openjdk-8-jre-headless:amd64 8u191-b12-2 amd64 OpenJDK Java runtime, using Hotspot JIT (headless) WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by org.netbeans.core.windows.view.ui.MainWindow (jar:file:/usr/share/netbeans/10.0/platform/modules/org-netbeans-core-windows.jar!/) to field sun.awt.X11.XToolkit.awtAppClassName WARNING: Please consider reporting this to the maintainers of org.netbeans.core.windows.view.ui.MainWindow WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release I add more bug information rg.netbeans.InvalidException: StandardModule:org.netbeans.modules.db jarFile: /usr/share/netbeans/10.0/ide/modules/org-netbeans-modules-db.jar: java.lang.UnsupportedClassVersionError: org/netbeans/lib/ddl/DBConnection has been compiled by a more recent version of the Java Runtime (class file version 55.0), this version of the Java Runtime only recognizes class file versions up to 54.0 java.lang.SecurityException: sealing violation at org.netbeans.JarClassLoader.doLoadClass(Unknown Source) at org.netbeans.ProxyClassLoader.selfLoadClass(Unknown Source) at org.netbeans.ProxyClassLoader.loadClass(Unknown Source) at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:499) at java.base/java.lang.Class.forName0(Native Method) at java.base/java.lang.Class.forName(Class.java:291) at org.netbeans.modules.java.source.NoJavacHelper.hasNbJavac(Unknown Source) at org.netbeans.modules.java.source.usages.BuildArtifactMapperImpl.isCompileOnSaveSupported(Unknown Source) at org.netbeans.api.java.source.BuildArtifactMapper.isCompileOnSaveSupported(Unknown Source) at org.netbeans.modules.java.j2seproject.J2SEProjectUtil.isCompileOnSaveSupported(Unknown Source) at org.netbeans.modules.java.j2seproject.J2SEProjectUtil.isCompileOnSaveEnabled(Unknown Source) at org.netbeans.modules.java.j2seproject.J2SEProject$CoSAwareFileBuiltQueryImpl.setCoSEnabledAndXor(Unknown Source) at org.netbeans.modules.java.j2seproject.J2SEProject$CoSAwareFileBuiltQueryImpl.<init>(Unknown Source) at org.netbeans.modules.java.j2seproject.J2SEProject.createLookup(Unknown Source) at org.netbeans.modules.java.j2seproject.J2SEProject.<init>(Unknown Source) at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:488) at org.netbeans.modules.project.ant.AntBasedGenericType.createProject(Unknown Source) at org.netbeans.modules.project.ant.AntBasedProjectFactorySingleton.loadProject(Unknown Source) at org.netbeans.modules.projectapi.nb.NbProjectManager.createProject(Unknown Source) at org.netbeans.modules.projectapi.nb.NbProjectManager.access$300(Unknown Source) at org.netbeans.modules.projectapi.nb.NbProjectManager$2.run(Unknown Source) at org.netbeans.modules.projectapi.nb.NbProjectManager$2.run(Unknown Source) at org.netbeans.modules.openide.util.DefaultMutexImplementation.readAccess(Unknown Source) at org.openide.util.Mutex.readAccess(Unknown Source) at org.netbeans.modules.projectapi.nb.NbProjectManager.findProject(Unknown Source) at org.netbeans.api.project.ProjectManager.findProject(Unknown Source) at org.netbeans.modules.project.ui.OpenProjectList.fileToProject(Unknown Source) at org.netbeans.modules.project.ui.actions.OpenProject$1.run(Unknown Source) at org.openide.util.RequestProcessor$Task.run(Unknown Source) at org.netbeans.modules.openide.util.GlobalLookup.execute(Unknown Source) [catch] at org.openide.util.lookup.Lookups.executeWith(Unknown Source) at org.openide.util.RequestProcessor$Processor.run(Unknown Source) El mié., 13 feb. 2019 a las 4:07, Markus Koschany (<a...@debian.org>) escribió: > Hi, > > Am 13.02.19 um 02:45 schrieb Gustavo Castro: > > Package: netbeans > > Version: 10.0-2 > > Severity: normal > > > > Dear Maintainer, > > > > netbeans has a failure at the beginning > > > > WARNING: An illegal reflective access operation has occurred > > WARNING: Illegal reflective access by > > org.netbeans.core.windows.view.ui.MainWindow > > > (jar:file:/usr/share/netbeans/10.0/platform/modules/org-netbeans-core-windows.jar!/) > > to field sun.awt.X11.XToolkit.awtAppClassName > > WARNING: Please consider reporting this to the maintainers of > > org.netbeans.core.windows.view.ui.MainWindow > > WARNING: Use --illegal-access=warn to enable warnings of further illegal > > reflective access operations > > WARNING: All illegal access operations will be denied in a future release > > > > It didn't help to wipe out everything in /.netbeans/10.?/ and there were > no > > obvious clues in netbeans' var/log/messages.log. > > > Thanks for reporting. I'm aware of this message. This one seems to be > only a warning because we use OpenJDK 11 at runtime, there is no obvious > downside to it. > > Regards, > > Markus > >