Upagrade Elcipse version in RationalWebDeveloper

I'm working with RationalWebDeveloper 6.0. Can i upgrade the eclipse ide with
the newest versions of eclipse ( ex: eclipse europa )?<br />
<br />
copy &#38; replace the earlier pluging ( europa -&gt; plugins 6.0 ) and
executing: eclipse -clean :<br />
!SESSION dic 14, 2007 12:46:12.812<hr />
eclipse.buildId=I200406192000<br />
java.fullversion=J2RE 1.4.2 IBM Windows 32 build cn142-20040926 (JIT enabled:
jitc)<br />
BootLoader constants: OS=win32, ARCH=x86, WS=win32, NL=es_ES<br />
<br />
!ENTRY initial@reference:file:c:/Archivos de
programa/IBM/Rational/SDP/6.0/eclipse/plugins/org.eclipse.core.runtime_3.1.2.jar
/ 0 0 dic 14, 2007 12:46:12.812<br />
!MESSAGE FrameworkEvent.ERROR<br />
!STACK 0<br />
org.osgi.framework.BundleException: Exception in
org.eclipse.core.internal.runtime.PlatformActivator.start() of bundle
org.eclipse.core.runtime.<br />
	at
org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(Bundle
ContextImpl.java:975)<br />
	at
org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextIm
pl.java:937)<br />
	at
org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:
421)<br />
	at
org.eclipse.osgi.framework.internal.core.AbstractBundle.resume(AbstractBundle.ja
va:366)<br />
	at
org.eclipse.osgi.framework.internal.core.Framework.resumeBundle(Framework.java:9
99)<br />
	at
org.eclipse.osgi.framework.internal.core.StartLevelManager.resumeBundles(StartLe
velManager.java:577)<br />
	at
org.eclipse.osgi.framework.internal.core.StartLevelManager.incFWSL(StartLevelMan
ager.java:488)<br />
	at
org.eclipse.osgi.framework.internal.core.StartLevelManager.doSetStartLevel(Start
LevelManager.java:273)<br />
	at
org.eclipse.osgi.framework.internal.core.StartLevelManager.dispatchEvent(StartLe
velManager.java:444)<br />
	at
org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java
:186)<br />
	at
org.eclipse.osgi.framework.eventmgr.EventThread.run(EventThread.java:104)<br
/>
Caused by: java.lang.NoClassDefFoundError:
org/eclipse/core/runtime/adaptor/FileManager<br />
	at
org.eclipse.core.internal.runtime.InternalPlatform.initializeRuntimeFileManager(
InternalPlatform.java:785)<br />
	at
org.eclipse.core.internal.runtime.InternalPlatform.start(InternalPlatform.java:1
086)<br />
	at
org.eclipse.core.internal.runtime.PlatformActivator.startInternalPlatform(Platfo
rmActivator.java:141)<br />
	at
org.eclipse.core.internal.runtime.PlatformActivator.start(PlatformActivator.java
:57)<br />
	at
org.eclipse.osgi.framework.internal.core.BundleContextImpl$1.run(BundleContextIm
pl.java:958)<br />
	at java.security.AccessController.doPrivileged1(Native Method)<br />
	at java.security.AccessController.doPrivileged(AccessController.java:351)<br
/>
	at
org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(Bundle
ContextImpl.java:954)<br />
	... 10 more<br />
Root exception:<br />
java.lang.NoClassDefFoundError:
org/eclipse/core/runtime/adaptor/FileManager<br />
	at
org.eclipse.core.internal.runtime.InternalPlatform.initializeRuntimeFileManager(
InternalPlatform.java:785)<br />
	at
org.eclipse.core.internal.runtime.InternalPlatform.start(InternalPlatform.java:1
086)<br />
	at
org.eclipse.core.internal.runtime.PlatformActivator.startInternalPlatform(Platfo
rmActivator.java:141)<br />
	at
org.eclipse.core.internal.runtime.PlatformActivator.start(PlatformActivator.java
:57)<br />
	at
org.eclipse.osgi.framework.internal.core.BundleContextImpl$1.run(BundleContextIm
pl.java:958)<br />
	at java.security.AccessController.doPrivileged1(Native Method)<br />
	at java.security.AccessController.doPrivileged(AccessController.java:351)<br
/>
	at
org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(Bundle
ContextImpl.java:954)<br />
	at
org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextIm
pl.java:937)<br />
	at
org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:
421)<br />
	at
org.eclipse.osgi.framework.internal.core.AbstractBundle.resume(AbstractBundle.ja
va:366)<br />
	at
org.eclipse.osgi.framework.internal.core.Framework.resumeBundle(Framework.java:9
99)<br />
	at
org.eclipse.osgi.framework.internal.core.StartLevelManager.resumeBundles(StartLe
velManager.java:577)<br />
	at
org.eclipse.osgi.framework.internal.core.StartLevelManager.incFWSL(StartLevelMan
ager.java:488)<br />
	at
org.eclipse.osgi.framework.internal.core.StartLevelManager.doSetStartLevel(Start
LevelManager.java:273)<br />
	at
org.eclipse.osgi.framework.internal.core.StartLevelManager.dispatchEvent(StartLe
velManager.java:444)<br />
	at
org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java
:186)<br />
	at
org.eclipse.osgi.framework.eventmgr.EventThread.run(EventThread.java:104)<br
/>
<br />
!ENTRY initial@reference:file:c:/Archivos de
programa/IBM/Rational/SDP/6.0/eclipse/plugins/org.eclipse.update.configurator_3.
1.0.jar/ 0 0 dic 14, 2007 12:46:12.969<br />
!MESSAGE FrameworkEvent.ERROR<br />
!STACK 0<br />
org.osgi.framework.BundleException: The activator
org.eclipse.update.internal.configurator.ConfigurationActivator for bundle
org.eclipse.update.configurator is invalid<br />
	at
org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(Abst
ractBundle.java:158)<br />
	at
org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextIm
pl.java:933)<br />
	at
org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:
421)<br />
	at
org.eclipse.osgi.framework.internal.core.AbstractBundle.resume(AbstractBundle.ja
va:366)<br />
	at
org.eclipse.osgi.framework.internal.core.Framework.resumeBundle(Framework.java:9
99)<br />
	at
org.eclipse.osgi.framework.internal.core.StartLevelManager.resumeBundles(StartLe
velManager.java:577)<br />
	at
org.eclipse.osgi.framework.internal.core.StartLevelManager.incFWSL(StartLevelMan
ager.java:488)<br />
	at
org.eclipse.osgi.framework.internal.core.StartLevelManager.doSetStartLevel(Start
LevelManager.java:273)<br />
	at
org.eclipse.osgi.framework.internal.core.StartLevelManager.dispatchEvent(StartLe
velManager.java:444)<br />
	at
org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java
:186)<br />
	at
org.eclipse.osgi.framework.eventmgr.EventThread.run(EventThread.java:104)<br
/>
Caused by: java.lang.NoClassDefFoundError:
org/osgi/framework/BundleActivator<br />
	at java.lang.ClassLoader.defineClass0(Native Method)<br />
	at java.lang.ClassLoader.defineClass(ClassLoader.java:800)<br />
	at java.lang.ClassLoader.defineClass(ClassLoader.java:700)<br />
	at
com.ibm.eclipse.adaptor.PolicyClassLoader.defineClass(PolicyClassLoader.java:153
)<br />
	at
org.eclipse.osgi.framework.internal.defaultadaptor.DefaultClassLoader.findClassI
mpl(DefaultClassLoader.java:281)<br />
	at
org.eclipse.osgi.framework.internal.defaultadaptor.DefaultClassLoader.findClass(
DefaultClassLoader.java:172)<br />
	at
org.eclipse.osgi.framework.adaptor.core.AbstractClassLoader.findLocalClass(Abstr
actClassLoader.java:220)<br />
	at
org.eclipse.core.runtime.adaptor.EclipseClassLoader.basicFindLocalClass(EclipseC
lassLoader.java:135)<br />
	at
com.ibm.eclipse.adaptor.PolicyClassLoader.basicFindLocalClass(PolicyClassLoader.
java:118)<br />
	at
org.eclipse.core.runtime.adaptor.EclipseClassLoader.findLocalClass(EclipseClassL
oader.java:73)<br />
	at
org.eclipse.osgi.framework.internal.core.BundleLoader.findLocalClass(BundleLoade
r.java:371)<br />
	at
org.eclipse.osgi.framework.internal.core.BundleLoader.findImportedClass(BundleLo
ader.java:794)<br />
	at
org.eclipse.osgi.framework.internal.core.BundleLoader.findClass(BundleLoader.jav
a:395)<br />
	at
org.eclipse.osgi.framework.adaptor.core.AbstractClassLoader.loadClass(AbstractCl
assLoader.java:93)<br />
	at java.lang.ClassLoader.loadClass(ClassLoader.java:494)<br />
	at
org.eclipse.osgi.framework.internal.core.BundleLoader.loadClass(BundleLoader.jav
a:307)<br />
	at
org.eclipse.osgi.framework.internal.core.BundleHost.loadClass(BundleHost.java:33
6)<br />
	at
org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(Abst
ractBundle.java:151)<br />
	... 10 more<br />
Root exception:<br />
java.lang.NoClassDefFoundError: org/osgi/framework/BundleActivator<br />
	at java.lang.ClassLoader.defineClass0(Native Method)<br />
	at java.lang.ClassLoader.defineClass(ClassLoader.java:800)<br />
	at java.lang.ClassLoader.defineClass(ClassLoader.java:700)<br />
	at
com.ibm.eclipse.adaptor.PolicyClassLoader.defineClass(PolicyClassLoader.java:153
)<br />
	at
org.eclipse.osgi.framework.internal.defaultadaptor.DefaultClassLoader.findClassI
mpl(DefaultClassLoader.java:281)<br />
	at
org.eclipse.osgi.framework.internal.defaultadaptor.DefaultClassLoader.findClass(
DefaultClassLoader.java:172)<br />
	at
org.eclipse.osgi.framework.adaptor.core.AbstractClassLoader.findLocalClass(Abstr
actClassLoader.java:220)<br />
	at
org.eclipse.core.runtime.adaptor.EclipseClassLoader.basicFindLocalClass(EclipseC
lassLoader.java:135)<br />
	at
com.ibm.eclipse.adaptor.PolicyClassLoader.basicFindLocalClass(PolicyClassLoader.
java:118)<br />
	at
org.eclipse.core.runtime.adaptor.EclipseClassLoader.findLocalClass(EclipseClassL
oader.java:73)<br />
	at
org.eclipse.osgi.framework.internal.core.BundleLoader.findLocalClass(BundleLoade
r.java:371)<br />
	at
org.eclipse.osgi.framework.internal.core.BundleLoader.findImportedClass(BundleLo
ader.java:794)<br />
	at
org.eclipse.osgi.framework.internal.core.BundleLoader.findClass(BundleLoader.jav
a:395)<br />
	at
org.eclipse.osgi.framework.adaptor.core.AbstractClassLoader.loadClass(AbstractCl
assLoader.java:93)<br />
	at java.lang.ClassLoader.loadClass(ClassLoader.java:494)<br />
	at
org.eclipse.osgi.framework.internal.core.BundleLoader.loadClass(BundleLoader.jav
a:307)<br />
	at
org.eclipse.osgi.framework.internal.core.BundleHost.loadClass(BundleHost.java:33
6)<br />
	at
org.eclipse.osgi.framework.internal.core.AbstractBundle.loadBundleActivator(Abst
ractBundle.java:151)<br />
	at
org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextIm
pl.java:933)<br />
	at
org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:
421)<br />
	at
org.eclipse.osgi.framework.internal.core.AbstractBundle.resume(AbstractBundle.ja
va:366)<br />
	at
org.eclipse.osgi.framework.internal.core.Framework.resumeBundle(Framework.java:9
99)<br />
	at
org.eclipse.osgi.framework.internal.core.StartLevelManager.resumeBundles(StartLe
velManager.java:577)<br />
	at
org.eclipse.osgi.framework.internal.core.StartLevelManager.incFWSL(StartLevelMan
ager.java:488)<br />
	at
org.eclipse.osgi.framework.internal.core.StartLevelManager.doSetStartLevel(Start
LevelManager.java:273)<br />
	at
org.eclipse.osgi.framework.internal.core.StartLevelManager.dispatchEvent(StartLe
velManager.java:444)<br />
	at
org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java
:186)<br />
	at
org.eclipse.osgi.framework.eventmgr.EventThread.run(EventThread.java:104)<br
/>
<br />
!ENTRY org.eclipse.osgi dic 14, 2007 12:46:12.969<br />
!MESSAGE Startup error<br />
!STACK 1<br />
java.lang.IllegalStateException: Bundle initial@reference:file:c:/Archivos de
programa/IBM/Rational/SDP/6.0/eclipse/plugins/org.eclipse.core.runtime_3.1.2.jar
/ [1] is not active.<br />
	at
org.eclipse.core.runtime.adaptor.EclipseStarter.ensureBundlesActive(EclipseStart
er.java:303)<br />
	at
org.eclipse.core.runtime.adaptor.EclipseStarter.startup(EclipseStarter.java:227)
<br />
	at
org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:127)<
br />
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)<br />
	at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:85)<
;br />
	at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:58)<
;br />
	at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.jav
a:60)<br />
	at java.lang.reflect.Method.invoke(Method.java:391)<br />
	at org.eclipse.core.launcher.Main.basicRun(Main.java:185)<br />
	at org.eclipse.core.launcher.Main.run(Main.java:704)<br />

The short answer is no. The RationalWebDeveloper 6.0 was written and 
tested against a particular version of Eclipse and it won't work with 
another version.