Error - An internal error occurred during: "Uninstall Packages". while uninstalling the WAS

Hello,

I want to reinstall the WAS but while trying to uninstall the WAS 8.5.5 but I am getting this error all the time when I try to uninstall

java.lang.IllegalStateException: No metadata found for installed IU com.ibm.websphere.BASE.baseonly..com.ibm.websphere.BASE.baseonly_004_windows.all 8.5.5000.201305141519.
com.ibm.cic.agent.internal.core.InstallRegistry$ProfileInstallRegistry.getInstalledIU(InstallRegistry.java:1311)
com.ibm.cic.agent.internal.core.InstallRegistry$ContextInstallRegistry.getInstalledIU(InstallRegistry.java:1042)
com.ibm.cic.agent.internal.core.InstallRegistry$ContextInstallRegistry.getInstalledIU(InstallRegistry.java:1042)
com.ibm.cic.agent.internal.core.InstallRegistry$ContextInstallRegistry.addInstalledIUs(InstallRegistry.java:1031)
com.ibm.cic.agent.internal.core.InstallRegistry$ContextInstallRegistry.getInstalledIUs(InstallRegistry.java:1024)
com.ibm.cic.agent.core.InstallContextTree.computePairs(InstallContextTree.java:206)
com.ibm.cic.agent.core.InstallContextTree.getPairs(InstallContextTree.java:182)
com.ibm.cic.agent.internal.core.MetadataReplacer.extractMetadataReplacementPairs(MetadataReplacer.java:122)
com.ibm.cic.agent.internal.core.MetadataReplacer.extractMetadataReplacementPairs(MetadataReplacer.java:113)
com.ibm.cic.agent.internal.core.MetadataReplacer.replace(MetadataReplacer.java:82)
com.ibm.cic.agent.internal.core.Director.expandAndQualify(Director.java:1237)
com.ibm.cic.agent.internal.core.Director.getSizeInfo(Director.java:236)
com.ibm.cic.agent.internal.core.Director.getSizeInfo(Director.java:178)
com.ibm.cic.agent.core.Agent.getSizeInfo(Agent.java:2730)
com.ibm.cic.agent.core.SpaceInfoUtils.getTotalSizeInfo(SpaceInfoUtils.java:190)
com.ibm.cic.agent.core.SpaceInfoUtils.getEclipseCacheLocationSizeListMap(SpaceInfoUtils.java:94)
com.ibm.cic.agent.core.SpaceInfoUtils.validateAvailableSpace(SpaceInfoUtils.java:242)
com.ibm.cic.agent.core.AgentUtil.validateJobs(AgentUtil.java:169)
com.ibm.cic.agent.core.Agent.uninstall(Agent.java:1771)
com.ibm.cic.agent.core.Agent.uninstall(Agent.java:1825)
com.ibm.cic.agent.internal.ui.wizards.UninstallWizard.performTask(UninstallWizard.java:118)
com.ibm.cic.agent.internal.ui.wizards.AgentUIWizard$2.run(AgentUIWizard.java:537)
com.ibm.cic.common.ui.internal.parts.ProgressPart$ProgressJob.run(ProgressPart.java:107)
org.eclipse.core.internal.jobs.Worker.run(Worker.java:53)


Do we have any other solution to uninstall the WAS ?