OT: RadRails fails to open

Not sure what happened so I thought I’d throw it out. I’m considering
re-installing but thought before I did that perhaps someone has an
easier
fix

!ENTRY org.eclipse.osgi 4 0 2006-10-30 05:26:37.296
!MESSAGE Application error
!STACK 1
java.lang.NoClassDefFoundError: org/eclipse/core/resources/IProject
at org.eclipse.ui.internal.ide.model.WorkbenchAdapterFactory.(
WorkbenchAdapterFactory.java:35)
at
org.eclipse.ui.internal.ide.model.WorkbenchAdapterBuilder.registerAdapters(
WorkbenchAdapterBuilder.java:33)
at org.radrails.ide.ui.RadRailsWorkbenchAdvisor.preStartup(
RadRailsWorkbenchAdvisor.java:56)
at org.eclipse.ui.internal.Workbench.init(Workbench.java:1083)
at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:1847)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(
Workbench.java:419)
at
org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
at org.radrails.ide.ui.RadRails.run(RadRails.java:78)
at org.eclipse.core.internal.runtime.PlatformActivator$1.run(
PlatformActivator.java:78)
at
org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(
EclipseAppLauncher.java:92)
at
org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(
EclipseAppLauncher.java:68)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(
EclipseStarter.java:400)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(
EclipseStarter.java:177)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.eclipse.core.launcher.Main.invokeFramework(Main.java:336)
at org.eclipse.core.launcher.Main.basicRun(Main.java:280)
at org.eclipse.core.launcher.Main.run(Main.java:977)
at org.eclipse.core.launcher.Main.main(Main.java:952)

!ENTRY org.eclipse.osgi 2 0 2006-10-30 05:26:37.453
!MESSAGE One or more bundles are not resolved because the following root
constraints are not resolved:
!SUBENTRY 1 org.eclipse.osgi 2 0 2006-10-30 05:26:37.453
!MESSAGE Bundle update@plugins/org.eclipse.platform_3.2.0.v20060601/ was
not
resolved.
!SUBENTRY 2 org.eclipse.platform 2 0 2006-10-30 05:26:37.453
!MESSAGE Missing required bundle
org.eclipse.ui.intro.universal_[3.2.0,4.0.0
).

!ENTRY org.eclipse.osgi 2 0 2006-10-30 05:26:37.453
!MESSAGE The following is a complete list of bundles which are not
resolved,
see the prior log entry for the root cause if it exists:
!SUBENTRY 1 org.eclipse.osgi 2 0 2006-10-30 05:26:37.453
!MESSAGE Bundle
update@plugins/org.eclipse.core.filesystem.linux.x86_1.0.0.v20060603.jar
[19] was not resolved.
!SUBENTRY 1 org.eclipse.osgi 2 0 2006-10-30 05:26:37.453
!MESSAGE Bundle update@plugins/org.eclipse.platform_3.2.0.v20060601/
[43]
was not resolved.
!SUBENTRY 2 org.eclipse.platform 2 0 2006-10-30 05:26:37.453
!MESSAGE Missing required bundle
org.eclipse.ui.intro.universal_[3.2.0,4.0.0
).
!SUBENTRY 1 org.eclipse.osgi 2 0 2006-10-30 05:26:37.453
!MESSAGE Bundle
update@plugins/org.eclipse.update.core.linux_3.2.0.v20060605.jar
[73] was not resolved.
!SUBENTRY 1 org.eclipse.osgi 2 0 2006-10-30 05:26:37.453
!MESSAGE Bundle update@plugins/org.radrails.db.ui_0.7.0.jar [82] was not
resolved.
!SUBENTRY 1 org.eclipse.osgi 2 0 2006-10-30 05:26:37.453
!MESSAGE Bundle update@plugins/org.radrails.doc_0.7.0.jar [83] was not
resolved.
!SUBENTRY 1 org.eclipse.osgi 2 0 2006-10-30 05:26:37.453
!MESSAGE Bundle update@plugins/org.radrails.ide.ui_0.7.0.jar [84] was
not
resolved.
!SUBENTRY 1 org.eclipse.osgi 2 0 2006-10-30 05:26:37.453
!MESSAGE Bundle update@plugins/org.radrails.rails.core_0.7.0.jar [85]
was
not resolved.
!SUBENTRY 1 org.eclipse.osgi 2 0 2006-10-30 05:26:37.453
!MESSAGE Bundle update@plugins/org.radrails.rails.ui_0.7.0.jar [86] was
not
resolved.
!SUBENTRY 1 org.eclipse.osgi 2 0 2006-10-30 05:26:37.453
!MESSAGE Bundle update@plugins/org.radrails.server.core_0.7.0.jar [87]
was
not resolved.
!SUBENTRY 1 org.eclipse.osgi 2 0 2006-10-30 05:26:37.453
!MESSAGE Bundle update@plugins/org.radrails.server.ui_0.7.0.jar [88] was
not
resolved.
!SUBENTRY 1 org.eclipse.osgi 2 0 2006-10-30 05:26:37.453
!MESSAGE Bundle
update@plugins/org.tigris.subversion.subclipse.core_1.0.1/
[100] was not resolved.
!SUBENTRY 1 org.eclipse.osgi 2 0 2006-10-30 05:26:37.453
!MESSAGE Bundle update@plugins/org.tigris.subversion.subclipse.ui_1.0.1/
[101] was not resolved.