java.lang.IllegalStateException: Can immediately enable modules [StandardModule:org.netbeans.modules.server jarFile: /home/jirka/java/netbeans/ide9/modules/org-netbeans-modules-server.jar, StandardModule:org.netbeans.modules.j2eeapis jarFile: /home/jirka/java/netbeans/enterprise5/modules/org-netbeans-modules-j2eeapis.jar, StandardModule:org.netbeans.modules.j2ee.dd jarFile: /home/jirka/java/netbeans/enterprise5/modules/org-netbeans-modules-j2ee-dd.jar, StandardModule:org.netbeans.api.web.webmodule jarFile: /home/jirka/java/netbeans/enterprise5/modules/org-netbeans-api-web-webmodule.jar, StandardModule:org.netbeans.modules.j2ee.api.ejbmodule jarFile: /home/jirka/java/netbeans/enterprise5/modules/org-netbeans-modules-j2ee-api-ejbmodule.jar, StandardModule:org.netbeans.modules.j2eeserver jarFile: /home/jirka/java/netbeans/enterprise5/modules/org-netbeans-modules-j2eeserver.jar, StandardModule:org.netbeans.modules.profiler.j2ee jarFile: /home/jirka/java/netbeans/profiler3/modules/org-netbeans-modules-profiler-j2ee.jar], but not including StandardModule:org.netbeans.modules.scala.debugger.projects jarFile: /home/jirka/.netbeans/devtrunkubusunjdk/modules/org-netbeans-modules-scala-debugger-projects.jar; its problems: [module org.netbeans.modules.scala.editing > 1.0.4] at org.netbeans.ModuleManager.create(ModuleManager.java:518) at org.netbeans.core.startup.ModuleList$Listener.stepCreate(ModuleList.java:1627) at org.netbeans.core.startup.ModuleList$Listener.access$2100(ModuleList.java:1304) at org.netbeans.core.startup.ModuleList$Listener$1.run(ModuleList.java:1533) at org.openide.filesystems.EventControl.runAtomicAction(EventControl.java:120) at org.openide.filesystems.FileSystem.runAtomicAction(FileSystem.java:499) at org.netbeans.core.startup.ModuleList$Listener.run(ModuleList.java:1510) at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:561) [catch] at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:986) org.netbeans.DuplicateException: /home/jirka/.netbeans/devtrunkubusunjdk/modules/org-netbeans-modules-scala-debugger-projects.jar is a duplicate of /home/jirka/.netbeans/devtrunkubusunjdk/modules/org-netbeans-modules-scala-debugger-projects.jar at org.netbeans.ModuleManager.subCreate(ModuleManager.java:637) at org.netbeans.ModuleManager.create(ModuleManager.java:513) at org.netbeans.core.startup.ModuleList$Listener.stepCreate(ModuleList.java:1627) Caused: java.io.IOException at org.netbeans.core.startup.ModuleList$Listener.stepCreate(ModuleList.java:1631) at org.netbeans.core.startup.ModuleList$Listener.access$2100(ModuleList.java:1304) at org.netbeans.core.startup.ModuleList$Listener$1.run(ModuleList.java:1533) at org.openide.filesystems.EventControl.runAtomicAction(EventControl.java:120) at org.openide.filesystems.FileSystem.runAtomicAction(FileSystem.java:499) at org.netbeans.core.startup.ModuleList$Listener.run(ModuleList.java:1510) at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:561) [catch] at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:986)