java - Eclipse WTP installation fails "Cannot complete the install because one or more required items could not be found" -

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i followed answer's instructions here issue persists. have juno , trying download wtp sdk 3.1.2 (not sure if that's i'm supposed download. tried other things none worked) here, , error message

cannot complete install because 1 or more required items not found.   software being installed: jst enterprise plug-in developer resources 3.1.1.v200908101600-771184eahsuujtw3ue6zhbiyv8tu (org.eclipse.jst.enterprise_sdk.feature.feature.group 3.1.1.v200908101600-771184eahsuujtw3ue6zhbiyv8tu)   missing requirement: j2ee core component 1.1.301.v200908181930 (org.eclipse.jst.j2ee.core 1.1.301.v200908181930) requires 'bundle com.ibm.icu [3.4.4,4.1.0)' not found   missing requirement: j2ee core component 1.1.301.v200911302230 (org.eclipse.jst.j2ee.core 1.1.301.v200911302230) requires 'bundle com.ibm.icu [3.4.4,4.1.0)' not found   cannot satisfy dependency:     from: wtp ejb ui plug-in 1.1.301.v200908131325 (org.eclipse.jst.ejb.ui 1.1.301.v200908131325)     to: bundle org.eclipse.jst.j2ee.core [1.1.0,1.2.0)   cannot satisfy dependency:     from: jst enterprise plug-in developer resources 3.1.1.v200908101600-771184eahsuujtw3ue6zhbiyv8tu (org.eclipse.jst.enterprise_sdk.feature.feature.group 3.1.1.v200908101600-771184eahsuujtw3ue6zhbiyv8tu)     to: org.eclipse.jst.enterprise_ui.feature.feature.group [3.1.1.v200908101600-7_7egrjfqrwrb4p511ebobs5xzhq]   cannot satisfy dependency:     from: eclipse java ee developer tools 3.1.1.v200908101600-7_7egrjfqrwrb4p511ebobs5xzhq (org.eclipse.jst.enterprise_ui.feature.feature.group 3.1.1.v200908101600-7_7egrjfqrwrb4p511ebobs5xzhq)     to: org.eclipse.jst.ejb.ui [1.1.301.v200908131325]

for eclipse 4.3 (kepler), make sure have following 2 update sites:


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