An internal error occurred during: "Fetching server information...".

Hi,
I got this error when trying to get server information "Fetching server information..."., please advice.

Please find these details regarding the question above:
RTC 3.0.1
RSA 8.0.4
Win 7

!ENTRY org.eclipse.core.jobs 4 2 2012-10-20 07:10:53.941
!MESSAGE An internal error occurred during: "Fetching server information...".
!STACK 0
java.lang.NoClassDefFoundError: com.ibm.ccl.soa.deploy.server.ServerPackage (initialization failure)
    at java.lang.J9VMInternals.initialize(Unknown Source)
    at sun.misc.Unsafe.ensureClassInitialized(Native Method)
    at sun.reflect.UnsafeFieldAccessorFactory.newFieldAccessor(Unknown Source)
    at sun.reflect.ReflectionFactory.newFieldAccessor(Unknown Source)
    at java.lang.reflect.Field.acquireFieldAccessor(Unknown Source)
    at java.lang.reflect.Field.getFieldAccessor(Unknown Source)
    at java.lang.reflect.Field.get(Unknown Source)
    at org.eclipse.emf.ecore.plugin.RegistryReader$EPackageDescriptor.getEPackage(Unknown Source)
    at org.eclipse.emf.ecore.impl.EPackageImpl$1.getEPackage(Unknown Source)
    at com.ibm.team.repository.common.internal.util.ComponentRegistry.resolvePackage(Unknown Source)
    at com.ibm.team.repository.common.internal.util.ComponentRegistry.getVirtualTypes(Unknown Source)
    at com.ibm.team.repository.common.internal.util.ComponentRegistry.getAllVirtualTypes(Unknown Source)
    at com.ibm.team.repository.common.internal.util.ComponentRegistry.getAllVirtualTypes(Unknown Source)
    at com.ibm.team.repository.common.internal.util.ItemUtil.virtualTypeFor(Unknown Source)
    at com.ibm.team.repository.common.internal.util.ItemUtil.nameToVirtualType(Unknown Source)
    at com.ibm.team.repository.common.Location.canonicalizeTypedURI(Unknown Source)
    at com.ibm.team.repository.common.Location.<init>(Unknown Source)
    at com.ibm.team.repository.common.Location.serviceLocation(Unknown Source)
    at com.ibm.team.repository.client.util.RepositoryUtil.fetchResourceValue(Unknown Source)
    at com.ibm.team.repository.client.util.RepositoryUtil.getRepositoryBuildId(Unknown Source)
    at com.ibm.team.process.internal.rcp.ui.ServerLicensePropertyPage.fetchServerInformation(Unknown Source)
    at com.ibm.team.process.internal.rcp.ui.ServerLicensePropertyPage$1.run(Unknown Source)
    at org.eclipse.core.internal.jobs.Worker.run(Unknown Source)




Thanks,