Problemas ao instalar JBossIDE no eclipse

eclipse.buildId=I20070625-1500

java.version=1.6.0_02

java.vendor=Sun Microsystems Inc.

BootLoader constants: OS=linux, ARCH=x86, WS=gtk, NL=pt_BR

Command-line arguments:  -os linux -ws gtk -arch x86 -data /root/Desktop/workspace

Error

Mon Mar 21 12:47:04 BRT 2005

Error in JDT Core during reconcile

java.lang.NoSuchMethodError: org.hibernate.eclipse.nature.HibernateNature.getHibernateNature(Lorg/eclipse/jdt/core/IJavaProject;)Lorg/hibernate/eclipse/nature/HibernateNature;

at org.hibernate.eclipse.jdt.ui.internal.HQLExpressionCompilerParticipant.isActive(HQLExpressionCompilerParticipant.java:62)

at org.eclipse.jdt.internal.core.JavaModelManager$CompilationParticipants.getCompilationParticipants(JavaModelManager.java:260)

at org.eclipse.jdt.internal.core.ReconcileWorkingCopyOperation.notifyParticipants(ReconcileWorkingCopyOperation.java:237)

at org.eclipse.jdt.internal.core.ReconcileWorkingCopyOperation.executeOperation(ReconcileWorkingCopyOperation.java:94)

at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:720)

at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:780)

at org.eclipse.jdt.internal.core.CompilationUnit.reconcile(CompilationUnit.java:1169)

at org.eclipse.jdt.internal.ui.text.java.JavaReconcilingStrategy$1.run(JavaReconcilingStrategy.java:101)

at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37)

at org.eclipse.jdt.internal.ui.text.java.JavaReconcilingStrategy.reconcile(JavaReconcilingStrategy.java:82)

at org.eclipse.jdt.internal.ui.text.java.JavaReconcilingStrategy.reconcile(JavaReconcilingStrategy.java:149)

at org.eclipse.jdt.internal.ui.text.CompositeReconcilingStrategy.reconcile(CompositeReconcilingStrategy.java:86)

at org.eclipse.jdt.internal.ui.text.JavaCompositeReconcilingStrategy.reconcile(JavaCompositeReconcilingStrategy.java:96)

at org.eclipse.jface.text.reconciler.MonoReconciler.process(MonoReconciler.java:75)

at org.eclipse.jdt.internal.ui.text.JavaReconciler.process(JavaReconciler.java:378)

at org.eclipse.jface.text.reconciler.AbstractReconciler$BackgroundThread.run(AbstractReconciler.java:204)