Hi Jamie, i followed your instructions, but the error is the same
I attach the log and a image with the steps i follow in the installation
!SESSION 2015-11-18 08:02:39.314 -----------------------------------------------
eclipse.buildId=unknown
java.version=1.8.0_60
java.vendor=Oracle Corporation
BootLoader constants: OS=macosx, ARCH=x86_64, WS=cocoa, NL=es_ES
Framework arguments: -repository jar:file:/WebIdeFiles/updatesite.zip!/ -installIU com.sap.webide.orionplugin.feature.feature.group -destination /Applications/SAPWebIDE/eclipse
Command-line arguments: -repository jar:file:/WebIdeFiles/updatesite.zip!/ -installIU com.sap.webide.orionplugin.feature.feature.group -destination /Applications/SAPWebIDE/eclipse
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.339
!MESSAGE Could not install bundle plugins/org.apache.ant_1.9.4.v201504302020/ A bundle is already installed with the name "org.apache.ant" and version "1.9.4.v201504302020"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.340
!MESSAGE Could not install bundle plugins/org.apache.commons.codec_1.6.0.v201305230611/ A bundle is already installed with the name "org.apache.commons.codec" and version "1.6.0.v201305230611"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.341
!MESSAGE Could not install bundle plugins/org.apache.commons.httpclient_3.1.0.v201012070820/ A bundle is already installed with the name "org.apache.commons.httpclient" and version "3.1.0.v201012070820"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.342
!MESSAGE Could not install bundle plugins/org.apache.commons.logging_1.1.1.v201101211721.jar A bundle is already installed with the name "org.apache.commons.logging" and version "1.1.1.v201101211721"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.343
!MESSAGE Could not install bundle plugins/org.apache.httpcomponents.httpclient_4.3.6.v201411290715/ A bundle is already installed with the name "org.apache.httpcomponents.httpclient" and version "4.3.6.v201411290715"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.344
!MESSAGE Could not install bundle plugins/org.apache.httpcomponents.httpcore_4.3.3.v201411290715/ A bundle is already installed with the name "org.apache.httpcomponents.httpcore" and version "4.3.3.v201411290715"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.346
!MESSAGE Could not install bundle plugins/org.eclipse.core.contenttype_3.5.0.v20150421-2214.jar A bundle is already installed with the name "org.eclipse.core.contenttype" and version "3.5.0.v20150421-2214"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.347
!MESSAGE Could not install bundle plugins/org.eclipse.core.jobs_3.7.0.v20150330-2103.jar A bundle is already installed with the name "org.eclipse.core.jobs" and version "3.7.0.v20150330-2103"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.348
!MESSAGE Could not install bundle plugins/org.eclipse.core.net.linux.x86_64_1.1.100.v20140124-2013.jar A bundle is already installed with the name "org.eclipse.core.net.linux.x86_64" and version "1.1.100.v20140124-2013"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.349
!MESSAGE Could not install bundle plugins/org.eclipse.core.net_1.2.300.v20141118-1725.jar A bundle is already installed with the name "org.eclipse.core.net" and version "1.2.300.v20141118-1725"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.350
!MESSAGE Could not install bundle plugins/org.eclipse.core.runtime.compatibility_3.2.300.v20150423-0821.jar A bundle is already installed with the name "org.eclipse.core.runtime.compatibility" and version "3.2.300.v20150423-0821"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.351
!MESSAGE Could not install bundle plugins/org.eclipse.core.runtime_3.11.0.v20150405-1723.jar A bundle is already installed with the name "org.eclipse.core.runtime" and version "3.11.0.v20150405-1723"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.352
!MESSAGE Could not install bundle plugins/org.eclipse.ecf.filetransfer_5.0.0.v20150512-1727.jar A bundle is already installed with the name "org.eclipse.ecf.filetransfer" and version "5.0.0.v20150512-1727"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.354
!MESSAGE Could not install bundle plugins/org.eclipse.ecf.identity_3.5.0.v20150512-1727.jar A bundle is already installed with the name "org.eclipse.ecf.identity" and version "3.5.0.v20150512-1727"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.362
!MESSAGE Could not install bundle plugins/org.eclipse.ecf.provider.filetransfer.httpclient4_1.0.1043.v20150512-1727.jar A bundle is already installed with the name "org.eclipse.ecf.provider.filetransfer.httpclient4" and version "1.0.1043.v20150512-1727"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.364
!MESSAGE Could not install bundle plugins/org.eclipse.ecf.provider.filetransfer_3.2.200.v20150512-1727.jar A bundle is already installed with the name "org.eclipse.ecf.provider.filetransfer" and version "3.2.200.v20150512-1727"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.366
!MESSAGE Could not install bundle plugins/org.eclipse.ecf_3.4.0.v20150512-1727.jar A bundle is already installed with the name "org.eclipse.ecf" and version "3.4.0.v20150512-1727"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.367
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.app_1.3.300.v20150423-1356.jar A bundle is already installed with the name "org.eclipse.equinox.app" and version "1.3.300.v20150423-1356"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.369
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.common_3.7.0.v20150402-1709.jar A bundle is already installed with the name "org.eclipse.equinox.common" and version "3.7.0.v20150402-1709"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.369
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.concurrent_1.1.0.v20130327-1442.jar A bundle is already installed with the name "org.eclipse.equinox.concurrent" and version "1.1.0.v20130327-1442"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.371
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.ds_1.4.300.v20150423-1356.jar A bundle is already installed with the name "org.eclipse.equinox.ds" and version "1.4.300.v20150423-1356"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.372
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.event_1.3.100.v20140115-1647.jar A bundle is already installed with the name "org.eclipse.equinox.event" and version "1.3.100.v20140115-1647"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.373
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.frameworkadmin.equinox_1.0.600.v20150522-2234.jar A bundle is already installed with the name "org.eclipse.equinox.frameworkadmin.equinox" and version "1.0.600.v20150522-2234"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.374
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.frameworkadmin_2.0.200.v20150423-1455.jar A bundle is already installed with the name "org.eclipse.equinox.frameworkadmin" and version "2.0.200.v20150423-1455"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.376
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.launcher.gtk.linux.x86_64_1.1.300.v20150602-1417/ A bundle is already installed with the name "org.eclipse.equinox.launcher.gtk.linux.x86_64" and version "1.1.300.v20150602-1417"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.377
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar A bundle is already installed with the name "org.eclipse.equinox.launcher" and version "1.3.100.v20150511-1540"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.378
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.p2.artifact.repository_1.1.400.v20150513-2116.jar A bundle is already installed with the name "org.eclipse.equinox.p2.artifact.repository" and version "1.1.400.v20150513-2116"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.379
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.p2.console_1.0.400.v20150423-1455.jar A bundle is already installed with the name "org.eclipse.equinox.p2.console" and version "1.0.400.v20150423-1455"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.380
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.p2.core_2.4.0.v20150527-1706.jar A bundle is already installed with the name "org.eclipse.equinox.p2.core" and version "2.4.0.v20150527-1706"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.381
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.p2.director.app_1.0.400.v20150423-1455.jar A bundle is already installed with the name "org.eclipse.equinox.p2.director.app" and version "1.0.400.v20150423-1455"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.382
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.p2.director_2.3.200.v20150423-1455.jar A bundle is already installed with the name "org.eclipse.equinox.p2.director" and version "2.3.200.v20150423-1455"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.384
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.p2.engine_2.4.0.v20150511-1532.jar A bundle is already installed with the name "org.eclipse.equinox.p2.engine" and version "2.4.0.v20150511-1532"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.385
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.p2.garbagecollector_1.0.200.v20131115-1210.jar A bundle is already installed with the name "org.eclipse.equinox.p2.garbagecollector" and version "1.0.200.v20131115-1210"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.386
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.p2.jarprocessor_1.0.400.v20150430-1836.jar A bundle is already installed with the name "org.eclipse.equinox.p2.jarprocessor" and version "1.0.400.v20150430-1836"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.387
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.p2.metadata.repository_1.2.200.v20150428-1613.jar A bundle is already installed with the name "org.eclipse.equinox.p2.metadata.repository" and version "1.2.200.v20150428-1613"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.388
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.p2.metadata_2.3.0.v20150511-1532.jar A bundle is already installed with the name "org.eclipse.equinox.p2.metadata" and version "2.3.0.v20150511-1532"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.389
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.p2.publisher.eclipse_1.2.0.v20150601-1708.jar A bundle is already installed with the name "org.eclipse.equinox.p2.publisher.eclipse" and version "1.2.0.v20150601-1708"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.390
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.p2.publisher_1.4.0.v20141117-0929.jar A bundle is already installed with the name "org.eclipse.equinox.p2.publisher" and version "1.4.0.v20141117-0929"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.391
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.p2.repository_2.3.100.v20150428-1613.jar A bundle is already installed with the name "org.eclipse.equinox.p2.repository" and version "2.3.100.v20150428-1613"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.393
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.p2.touchpoint.eclipse_2.1.300.v20150423-1455.jar A bundle is already installed with the name "org.eclipse.equinox.p2.touchpoint.eclipse" and version "2.1.300.v20150423-1455"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.394
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.p2.touchpoint.natives_1.2.0.v20150519-1136.jar A bundle is already installed with the name "org.eclipse.equinox.p2.touchpoint.natives" and version "1.2.0.v20150519-1136"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.394
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.p2.transport.ecf_1.1.100.v20150521-1342.jar A bundle is already installed with the name "org.eclipse.equinox.p2.transport.ecf" and version "1.1.100.v20150521-1342"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.396
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.preferences_3.5.300.v20150408-1437.jar A bundle is already installed with the name "org.eclipse.equinox.preferences" and version "3.5.300.v20150408-1437"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.397
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.registry_3.6.0.v20150318-1503.jar A bundle is already installed with the name "org.eclipse.equinox.registry" and version "3.6.0.v20150318-1503"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.398
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.security_1.2.100.v20150423-1356.jar A bundle is already installed with the name "org.eclipse.equinox.security" and version "1.2.100.v20150423-1356"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.399
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.simpleconfigurator.manipulator_2.0.100.v20150423-1455.jar A bundle is already installed with the name "org.eclipse.equinox.simpleconfigurator.manipulator" and version "2.0.100.v20150423-1455"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.401
!MESSAGE Could not install bundle plugins/org.eclipse.equinox.util_1.0.500.v20130404-1337.jar A bundle is already installed with the name "org.eclipse.equinox.util" and version "1.0.500.v20130404-1337"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.405
!MESSAGE Could not install bundle plugins/org.eclipse.update.configurator_3.3.300.v20140518-1928.jar A bundle is already installed with the name "org.eclipse.update.configurator" and version "3.3.300.v20140518-1928"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.406
!MESSAGE Could not install bundle plugins/org.sat4j.core_2.3.5.v201308161310.jar A bundle is already installed with the name "org.sat4j.core" and version "2.3.5.v201308161310"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.407
!MESSAGE Could not install bundle plugins/org.sat4j.pb_2.3.5.v201404071733.jar A bundle is already installed with the name "org.sat4j.pb" and version "2.3.5.v201404071733"
!ENTRY org.eclipse.update.configurator 4 0 2015-11-18 08:02:40.408
!MESSAGE Could not install bundle plugins/org.tukaani.xz_1.3.0.v201308270617/ A bundle is already installed with the name "org.tukaani.xz" and version "1.3.0.v201308270617"
!ENTRY org.eclipse.core.net 1 0 2015-11-18 08:02:40.653
!MESSAGE System property http.nonProxyHosts has been set to local|*.local|169.254/16|*.169.254/16 by an external source. This value will be overwritten using the values from the preferences
!ENTRY org.eclipse.equinox.p2.director 4 10053 2015-11-18 08:02:40.859
!MESSAGE Cannot complete the install because one or more required items could not be found.
!SUBENTRY 1 org.eclipse.equinox.p2.director 4 0 2015-11-18 08:02:40.859
!MESSAGE Software being installed: Feature 1.12.6 (com.sap.webide.orionplugin.feature.feature.group 1.12.6)
!SUBENTRY 1 org.eclipse.equinox.p2.director 4 0 2015-11-18 08:02:40.859
!MESSAGE Missing requirement: resource 1.28.7 (com.sap.ui5.resource 1.28.7) requires 'package javax.servlet 0.0.0' but it could not be found
!SUBENTRY 1 org.eclipse.equinox.p2.director 4 1 2015-11-18 08:02:40.859
!MESSAGE Cannot satisfy dependency:
!SUBENTRY 2 org.eclipse.equinox.p2.director 4 0 2015-11-18 08:02:40.859
!MESSAGE From: SAPUI5 Runtime (Server-side Components) 1.28.6 (com.sap.ui5.runtime.feature.feature.group 1.28.6)
!SUBENTRY 2 org.eclipse.equinox.p2.director 4 0 2015-11-18 08:02:40.859
!MESSAGE To: com.sap.ui5.resource [1.28.7]
!SUBENTRY 1 org.eclipse.equinox.p2.director 4 1 2015-11-18 08:02:40.859
!MESSAGE Cannot satisfy dependency:
!SUBENTRY 2 org.eclipse.equinox.p2.director 4 0 2015-11-18 08:02:40.859
!MESSAGE From: Feature 1.12.6 (com.sap.webide.orionplugin.feature.feature.group 1.12.6)
!SUBENTRY 2 org.eclipse.equinox.p2.director 4 0 2015-11-18 08:02:40.859
!MESSAGE To: com.sap.ui5.runtime.feature.feature.group [1.28.6]