Error Report

Cannot complete the install because of a conflicting dependency.
Software being installed: Hibernate Tools 3.4.0.v20111025-0625-H210-Final (org.hibernate.eclipse.feature.feature.group 3.4.0.v20111025-0625-H210-Final)
Software currently installed: Dali Java Persistence Tools - Common 1.5.200.v202308172102 (org.eclipse.jpt.common.feature.feature.group 1.5.200.v202308172102)
Only one of the following can be installed at once:
J2EE Core Component 1.5.0.v202307260438 (org.eclipse.jst.j2ee.core 1.5.0.v202307260438)
J2EE Core Component 1.2.4.v201102101900 (org.eclipse.jst.j2ee.core 1.2.4.v201102101900)
Cannot satisfy dependency:
From: Dali Java Persistence Tools - Common Core 1.6.0.v202308172102 (org.eclipse.jpt.common.core 1.6.0.v202308172102)
To: osgi.bundle; org.eclipse.jst.j2ee.core [1.2.200,2.0.0)
Cannot satisfy dependency:
From: Dali Java Persistence Tools - Common 1.5.200.v202308172102 (org.eclipse.jpt.common.feature.feature.group 1.5.200.v202308172102)
To: org.eclipse.equinox.p2.iu; org.eclipse.jpt.common.core [1.6.0.v202308172102,1.6.0.v202308172102]
Cannot satisfy dependency:
From: Dali Java Persistence Tools - Core 2.3.3.v201102172310 (org.eclipse.jpt.core 2.3.3.v201102172310)
To: osgi.bundle; org.eclipse.jst.j2ee.core [1.1.200,1.3.0)
Cannot satisfy dependency:
From: Hibernate Tools 3.4.0.v20111025-0625-H210-Final (org.hibernate.eclipse.feature.feature.group 3.4.0.v20111025-0625-H210-Final)
To: org.eclipse.equinox.p2.iu; org.jboss.tools.hibernate.jpt.core [3.4.1.v20111025-0625-H210-Final,3.4.1.v20111025-0625-H210-Final]
Cannot satisfy dependency:
From: Hibernate Jdt Core 3.4.1.v20111025-0625-H210-Final (org.jboss.tools.hibernate.jpt.core 3.4.1.v20111025-0625-H210-Final)
To: osgi.bundle; org.eclipse.jpt.core 0.0.0