[news.eclipse.technology.equinox] java.lang.IllegalStateException: Regi

[Chemi <jmordax@xxxxxxxx>]

Hi, I am trying to start my Eclipse installation with a couple of new 
plug-ins at \dropins directory and I get always this error at 
\.metadata\.log file:

!ENTRY org.eclipse.equinox.p2.reconciler.dropins 4 0 2009-09-10 10:39:45.031
!MESSAGE
!STACK 0
org.osgi.framework.BundleException: Exception in 
org.eclipse.equinox.internal.p2.reconciler.dropins.Activator.start() of 
bundle org.eclipse.equinox.p2.reconciler.dropins.
   at 
org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(Unknown 
Source)
   at 
org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(Unknown 
Source)
   at 
org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(Unknown 
Source)
   at 
org.eclipse.osgi.framework.internal.core.AbstractBundle.resume(Unknown 
Source)
   at 
org.eclipse.osgi.framework.internal.core.Framework.resumeBundle(Unknown 
Source)
   at 
org.eclipse.osgi.framework.internal.core.StartLevelManager.resumeBundles(Unknown 
Source)
   at 
org.eclipse.osgi.framework.internal.core.StartLevelManager.incFWSL(Unknown 
Source)
   at 
org.eclipse.osgi.framework.internal.core.StartLevelManager.doSetStartLevel(Unknown 
Source)
   at 
org.eclipse.osgi.framework.internal.core.StartLevelManager.dispatchEvent(Unknown 
Source)
   at 
org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(Unknown 
Source)
   at 
org.eclipse.osgi.framework.eventmgr.EventManager$EventThread.run(Unknown 
Source)
Caused by: java.lang.IllegalStateException: Registry Directory not 
available.
   at 
org.eclipse.equinox.internal.p2.engine.SimpleProfileRegistry.restore(Unknown 
Source)
   at 
org.eclipse.equinox.internal.p2.engine.SimpleProfileRegistry.getProfileMap(Unknown 
Source)
   at 
org.eclipse.equinox.internal.p2.engine.SimpleProfileRegistry.internalGetProfile(Unknown 
Source)
   at 
org.eclipse.equinox.internal.p2.engine.SimpleProfileRegistry.getProfile(Unknown 
Source)
   at 
org.eclipse.equinox.internal.p2.reconciler.dropins.Activator.getCurrentProfile(Unknown 
Source)
   at 
org.eclipse.equinox.internal.p2.reconciler.dropins.Activator.start(Unknown 
Source)
   at 
org.eclipse.osgi.framework.internal.core.BundleContextImpl$2.run(Unknown 
Source)
   at java.security.AccessController.doPrivileged(Unknown Source)
   ... 11 more

I have search the web but didn't find any explanation or solution.

Thanks in advance,

   Chemi.