Cognos 8.4 启动服务报错

我是新手，刚开始学习Cognos，Cognos 8.4 装在XP上，数据库是Oracle 10g，Content store连接测试成功，可是启动服务时报错，信息如下：
23:09:27, 'LogService', 'StartService', 'Success'.
23:09:35, 'ContentManager', 'getActiveContentManager', 'Failure'.
DPR-CMI-4006 Unable to determine the active Content Manager. Will retry periodically.
23:09:34, CM-CFG-5076 A Content Manager configuration error occurred during the initialization of Cognos Access Manager.  CCL-CFG-0007 The cryptographic encryption did not initialize. The cryptographic configuration may be incorrect or missing some security components. {0}
23:09:35, 'com.cognos.pogo.contentmanager.coordinator.ActiveCMControl', 'pogo', 'Failure'.
DPR-DPR-1035 Dispatcher detected an error.

23:09:48, 'CPS Producer Registration Service', 'StopService', 'Success'.
23:09:48, 'CPS Producer Registration Service', 'StopService', 'Success'.
23:09:48, 'EventService', 'StopService', 'Success'.
23:09:48, 'EventService', 'StopService', 'Success'.
23:09:48, 'JobService', 'StopService', 'Success'.
23:09:48, 'JobService', 'StopService', 'Success'.
23:09:48, 'MonitorService', 'StopService', 'Success'.
23:09:48, 'MonitorService', 'StopService', 'Success'.
23:09:48, 'com.cognos.pogo.services.DefaultHandlerService', 'pogo', 'Failure'.
DPR-DPR-1035 Dispatcher detected an error.

23:09:48, 'com.cognos.pogo.services.DefaultHandlerService', 'pogo', 'Failure'.
DPR-DPR-1035 Dispatcher detected an error.

23:09:48, 'MetadataService', 'StopService', 'Success'.
23:09:48, 'MetadataService', 'StopService', 'Success'.
23:09:48, 'AgentService', 'StopService', 'Success'.
23:09:48, 'AgentService', 'StopService', 'Success'.
23:09:48, 'DeliveryService', 'StopService', 'Success'.
23:09:48, 'DeliveryService', 'StopService', 'Success'.
23:09:48, 'BatchReportService', 'StopService', 'Success'.
23:09:48, 'BatchReportService', 'StopService', 'Success'.
23:09:48, 'ReportDataService', 'StopService', 'Success'.
23:09:48, 'ReportDataService', 'StopService', 'Success'.
23:09:48, 'SystemService', 'StopService', 'Success'.
23:09:48, 'SystemService', 'StopService', 'Success'.
23:09:48, 'ReportService', 'StopService', 'Success'.
23:09:48, 'ReportService', 'StopService', 'Success'.
23:09:48, 'ContentManagerService', 'StopService', 'Success'.
23:09:48, 'ContentManagerService', 'StopService', 'Success'.
23:09:48, 'com.cognos.pogo.services.DefaultHandlerService', 'pogo', 'Failure'.
DPR-DPR-1035 Dispatcher detected an error.

23:09:48, 'com.cognos.pogo.services.DefaultHandlerService', 'pogo', 'Failure'.
DPR-DPR-1035 Dispatcher detected an error.

23:09:48, CM-CFG-5076 A Content Manager configuration error occurred during the initialization of Cognos Access Manager.  Call failed with error code: -24
23:09:48, CM-CFG-5076 A Content Manager configuration error occurred during the initialization of Cognos Access Manager.  Call failed with error code: -24
23:09:48, 'LogService', 'StopService', 'Success'.
23:09:48, 'LogService', 'StopService', 'Success'.
[ ERROR ] CFG-ERR-0103 Unable to start IBM Cognos 8 service.
Execution of the external process returns an error code value of '-1'.



该如何解决？