504 Gateway Time-out error

I have installed cognos BI server 10.2.1 In linux 64 bit server
I have Started the cognos service while starting time I got the details
[Start Service]
14:57:57, ‘LogService’, ‘StartService’, ‘Success’.
14:57:57, CAF-WRN-0011 CAF input validation disabled.
14:57:57, CAF-WRN-0021 CAF Third Party XSS checking disabled.
14:58:05, ‘ContentManagerService’, ‘StartService’, ‘Success’.
14:58:04, CM-SYS-2215 A Content Manager internal POSTINITACTIONS task started.
14:58:03, CM-SYS-2216 A Content Manager internal PRECACHEINITACTIONS task is complete.
14:58:05, CM-SYS-5159 Content Manager is running in active mode.
14:58:03, CM-SYS-2215 A Content Manager internal PRECACHEINITACTIONS task started.
14:58:04, CM-SYS-2216 A Content Manager internal POSTINITACTIONS task is complete.
14:58:04, CM-SYS-2215 A Content Manager internal CMUPGRADESCRIPT task started.
14:58:04, CM-SYS-2093 The Content Manager cache initialization is complete. 459 objects loaded in 0.56 seconds.
14:58:05, DPR-DPR-1002 Successfully registered the dispatcher http://10.0.60.129:9300/p2pd in Content Manager.
14:58:06, ‘idVizService’, ‘StartService’, ‘Success’.
14:58:07, ‘SACamService’, ‘StartService’, ‘Success’.
14:58:09, ‘camAsyncService’, ‘StartService’, ‘Success’.
14:58:15, ‘PDC’, ‘StartService’, ‘Success’.
14:58:15, ‘RepositoryService’, ‘StartService’, ‘Success’.
14:58:15, ‘visualisationGalleryService’, ‘StartService’, ‘Success’.
14:58:15, ‘ReportDataService’, ‘StartService’, ‘Success’.
14:58:15, ‘SACamSrvc’, ‘StartService’, ‘Success’.
14:58:15, ‘IBM Cognos Enhanced Search Service’, ‘StartService’, ‘Success’.
14:58:15, ‘CacheService’, ‘StartService’, ‘Success’.
14:58:15, ‘BatchReportService’, ‘StartService’, ‘Success’.
14:58:15, ‘ContentManagerCacheService’, ‘StartService’, ‘Success’.
14:58:15, ‘PresentationService’, ‘StartService’, ‘Success’.
14:58:15, Start a External Process because the start count 1 is larger than 0.
14:58:21, ‘QueryService’, ‘StartService’, ‘Success’.
14:56:56, ‘QueryService’, ‘StopService’, ‘Success’.
14:58:22, ‘relationalMetadataService’, ‘StartService’, ‘Success’.
14:58:22, ‘BUX Service’, ‘StartService’, ‘Success’.
14:58:23, ‘GraphicsService’, ‘StartService’, ‘Success’.
14:58:23, ‘camAsyncAA’, ‘StartService’, ‘Success’.
14:58:22, ‘burstDistributionService’, ‘StartService’, ‘Success’.
14:58:24, ‘QLSService’, ‘StartService’, ‘Success’.
14:58:22, ‘QueryService’, ‘StartService’, ‘Success’.
14:58:24, ‘idVizServer’, ‘StartService’, ‘Success’.
14:58:24, ‘SMDService’, ‘StartService’, ‘Success’.
14:58:24, ‘QLSImportService’, ‘StartService’, ‘Success’.
14:58:24, ‘QLSBIService’, ‘StartService’, ‘Success’.
14:58:24, ‘idVizService’, ‘StartService’, ‘Success’.
14:58:24, ‘com.cognos.pogo.reportservice.ProcessManager’, ‘pogo’, ‘Failure’.
DPR-DPR-1035 Dispatcher detected an error.
Process BIBusTKServerMain failed to start properly.
14:58:24, ‘SystemService’, ‘StartService’, ‘Success’.
14:58:24, ‘AgentService’, ‘StartService’, ‘Success’.
14:58:24, ‘EventService’, ‘StartService’, ‘Success’.
14:58:24,
14:58:24, ‘Fragment Server Service’, ‘StartService’, ‘Success’.
14:58:24, ‘ReportService’, ‘StartService’, ‘Success’.
14:58:24, ‘idVizServer’, ‘StartService’, ‘Success’.
14:58:24, ‘IndexDataService’, ‘StartService’, ‘Success’.
14:58:24, ‘idVizService’, ‘StartService’, ‘Success’.
14:58:24, ‘HumanTaskService’, ‘StartService’, ‘Success’.
14:58:24, ‘JobService’, ‘StartService’, ‘Success’.
14:58:24, ‘DimensionManagementService’, ‘StartService’, ‘Success’.
14:58:24, ‘MonitorService’, ‘StartService’, ‘Success’.
14:58:24, ‘IndexUpdateService’, ‘StartService’, ‘Success’.
14:58:24, ‘AnnotationService’, ‘StartService’, ‘Success’.
14:58:24, ‘com.cognos.pogo.reportservice.ProcessManager’, ‘pogo’, ‘Failure’.
DPR-DPR-1035 Dispatcher detected an error.
Process BmtMDProviderMain failed to start properly.
14:58:24, ‘MetadataService’, ‘StartService’, ‘Success’.
14:58:24, ‘IndexSearchService’, ‘StartService’, ‘Success’.
14:58:24, ‘DeliveryService’, ‘StartService’, ‘Success’.
14:58:25, ‘Dispatcher’, ‘Start’, ‘Success’.
14:58:24, ‘CPS Producer Registration Service’, ‘StartService’, ‘Success’.

Here

14:58:24, ‘com.cognos.pogo.reportservice.ProcessManager’, ‘pogo’, ‘Failure’.
DPR-DPR-1035 Dispatcher detected an error.
Process BIBusTKServerMain failed to start properly.
And
14:58:24, ‘com.cognos.pogo.reportservice.ProcessManager’, ‘pogo’, ‘Failure’.
DPR-DPR-1035 Dispatcher detected an error.
Process BmtMDProviderMain failed to start properly.

the two service only is not started So i am unable to load the packages
Please help me to resolve this issue

the gateway error is a result of the error with the BIBusTKServerMain service.

check the spelling in the configuration manager and check the security setting on the installation folders