Failed to same repository on ICN navigator

Notice:

Log as :
[1/22/15 14:32:20:963 PST] 000000ac SystemOut     O CIWEB Error: [Administrator @ 192.168.1.125] com.ibm.ecm.struts.actions.admin.p8.P8AddOnAction.updateAccessPermissions()
com.filenet.api.exception.EngineRuntimeException: FNRCE0002E: E_BAD_CLASSID: Class "StoredSearch" not found. errorStack={
at com.filenet.engine.metadatacache.MetadataCacheBase.determineBadClassRetry(MetadataCacheBase.java:243)
at com.filenet.engine.metadatacache.MetadataCacheBase.getClassInfo(MetadataCacheBase.java:194)

so the reason is "storedsearch" addon missing. Go to ACCE to add it.