java.lang.IllegalArgumentException: Attempt to remove nonexistent path [D:\dev\sources\lgi\modularization\src;D:\dev\sources\lgi\modularization\www] from list of registered paths [[D:\dev\sources\lgi\modularization\src;D:\dev\sources\lgi\modularization\www]] for id classpath/html5. All paths: {classpath/html5=[D:\dev\sources\lgi\modularization\src;D:\dev\sources\lgi\modularization\www], classpath/javascript-boot=[D:\dev\ide\netbeans-8.1-20150129-javase\ide\jsstubs\corestubs.zip;D:\dev\ide\netbeans-8.1-20150129-javase\ide\jsstubs\domstubs.zip;D:\dev\ide\netbeans-8.1-20150129-javase\ide\jsstubs\reststubs.zip]}
   at org.netbeans.modules.java.classpath.DefaultGlobalPathRegistryImplementation.unregister(DefaultGlobalPathRegistryImplementation.java:118)
   at org.netbeans.spi.java.classpath.GlobalPathRegistryImplementation$AccessorImpl.unregister(GlobalPathRegistryImplementation.java:129)
   at org.netbeans.api.java.classpath.GlobalPathRegistry.unregister(GlobalPathRegistry.java:248)
   at org.netbeans.modules.web.clientproject.ClientSideProject$OpenHookImpl.projectClosed(ClientSideProject.java:705)
   at org.netbeans.spi.project.ui.ProjectOpenedHook$1.projectClosed(ProjectOpenedHook.java:89)
   at org.netbeans.modules.project.ui.OpenProjectList.notifyClosed(OpenProjectList.java:1322)
   at org.netbeans.modules.project.ui.OpenProjectList.access$2600(OpenProjectList.java:137)
   at org.netbeans.modules.project.ui.OpenProjectList$14.run(OpenProjectList.java:976)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1425)
   at org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:59)
   at org.openide.util.lookup.Lookups.executeWith(Lookups.java:294)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2038)