java.lang.CloneNotSupportedException: org.jboss.tools.jst.web.kb.internal.taglib.FacesConfigTagLibrary is occured when Java version is changed on Project Facets wizard. ------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Key: JBIDE-4979 URL: https://jira.jboss.org/jira/browse/JBIDE-4979 Project: Tools (JBoss Tools) Issue Type: Bug Affects Versions: 3.1.0.M4 Reporter: Anton Klimkovich Assignee: Alexey Kazakov EXECUTE: Create Seam web project with Java 1.5 EXECUTE: Add JRE 1.6 EXECUTE: Change Java version from 5 to 6 for the Seam project on Project Facets. FAILURE: java.lang.CloneNotSupportedException: org.jboss.tools.jst.web.kb.internal.taglib.FacesConfigTagLibrary at java.lang.Object.clone(Native Method) at org.jboss.tools.jst.web.kb.internal.KbObject.clone(KbObject.java:146) at org.jboss.tools.jst.web.kb.internal.taglib.AbstractTagLib.clone(AbstractTagLib.java:458) at org.jboss.tools.jst.web.kb.internal.taglib.FacesConfigTagLibrary.clone(FacesConfigTagLibrary.java:41) at org.jboss.tools.jst.web.kb.internal.taglib.FacesConfigTagLibrary.clone(FacesConfigTagLibrary.java:1) at org.jboss.tools.jst.web.kb.internal.KbProject.registerComponentsInDependentProjects(KbProject.java:609) at org.jboss.tools.jst.web.kb.internal.KbProject.registerComponents(KbProject.java:589) at org.jboss.tools.jst.web.kb.internal.KbResourceVisitor.componentsLoaded(KbResourceVisitor.java:120) at org.jboss.tools.jst.web.kb.internal.KbResourceVisitor.visit(KbResourceVisitor.java:83) at org.eclipse.core.internal.resources.Resource$2.visit(Resource.java:108) at org.eclipse.core.internal.resources.Resource$1.visitElement(Resource.java:60) at org.eclipse.core.internal.watson.ElementTreeIterator.doIteration(ElementTreeIterator.java:82) at org.eclipse.core.internal.watson.ElementTreeIterator.doIteration(ElementTreeIterator.java:86) at org.eclipse.core.internal.watson.ElementTreeIterator.doIteration(ElementTreeIterator.java:86) at org.eclipse.core.internal.watson.ElementTreeIterator.doIteration(ElementTreeIterator.java:86) at org.eclipse.core.internal.watson.ElementTreeIterator.iterate(ElementTreeIterator.java:127) at org.eclipse.core.internal.resources.Resource.accept(Resource.java:70) at org.eclipse.core.internal.resources.Resource.accept(Resource.java:106) at org.eclipse.core.internal.resources.Resource.accept(Resource.java:90) at org.jboss.tools.jst.web.kb.internal.KbBuilder.fullBuild(KbBuilder.java:134) at org.jboss.tools.jst.web.kb.internal.KbBuilder.build(KbBuilder.java:105) at org.eclipse.core.internal.events.BuildManager$2.run(BuildManager.java:627) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:170) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:201) at org.eclipse.core.internal.events.BuildManager$1.run(BuildManager.java:253) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:256) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:218) at org.eclipse.core.internal.events.BuildManager.build(BuildManager.java:360) at org.eclipse.core.internal.resources.Project$1.run(Project.java:522) at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1800) at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1782) at org.eclipse.core.internal.resources.Project.internalBuild(Project.java:502) at org.eclipse.core.internal.resources.Project.build(Project.java:94) at org.eclipse.jst.common.project.facet.core.internal.JavaFacetUtil$1.run(JavaFacetUtil.java:169) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) -- This message is automatically generated by JIRA. - If you think it was sent incorrectly contact one of the administrators: https://jira.jboss.org/jira/secure/Administrators.jspa - For more information on JIRA, see: http://www.atlassian.com/software/jira