hi when i login in web http://localhost:8080/BOE/CMC ,i got the below error .

class com.crystaldecisions.sdk.occa.infostore.internal.InfoObject:org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader@3bf30644 incompatible with interface com.businessobjects.sdk.plugin.desktop.clientaction.IClientActionCore:org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader@3bf30644

any one can help please urgently........