Cannot install central content (missing deps)

Problems occurred while performing installation: Operation details
Operation details
Your original request has been modified.
"m2e-wtp - Maven Integration for WTP" is already present because other installed software requires it.  It will be added to the installed software list.
"Java implementation of Git" is already present because other installed software requires it.  It will be added to the installed software list.
"m2e - Maven Integration for Eclipse" is already present because other installed software requires it.  It will be added to the installed software list.
"Eclipse Git Team Provider" is already present because other installed software requires it.  It will be added to the installed software list.
"JBossAS Tools" is already present because other installed software requires it.  It will be added to the installed software list.
Cannot complete the install because one or more required items could not be found.
Software being installed: Spring IDE Web Flow Extension (optional) 3.3.0.201307091516-RELEASE (org.springframework.ide.eclipse.webflow.feature.feature.group 3.3.0.201307091516-RELEASE)
Missing requirement: Spring IDE Live Beans Graph 3.3.0.201307091516-RELEASE (org.springframework.ide.eclipse.beans.ui.livegraph 3.3.0.201307091516-RELEASE) requires 'bundle org.json 0.0.0' but it could not be found
Cannot satisfy dependency:
From: Spring IDE Core (required) 3.3.0.201307091516-RELEASE (org.springframework.ide.eclipse.feature.feature.group 3.3.0.201307091516-RELEASE)
To: org.springframework.ide.eclipse.beans.ui.livegraph [3.3.0.201307091516-RELEASE]
Cannot satisfy dependency:
From: Spring IDE Web Flow Extension (optional) 3.3.0.201307091516-RELEASE (org.springframework.ide.eclipse.webflow.feature.feature.group 3.3.0.201307091516-RELEASE)
To: org.springframework.ide.eclipse.feature.feature.group 0.0.0