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Oracle Big Data Appliance Discovery Fails in EM UI for a Multi Rack Cluster (Doc ID 2022053.1)

Last updated on DECEMBER 11, 2017

Applies to:

Enterprise Manager for Big Data Appliance - Version and later
Linux x86-64


On Oracle Big Data Appliance BDA EM Agents are installed using mammoth. During manual discovery of the BDA thru EM UI below error occurs

Discovering BDA Network Hardware Components Task - Failed 18

On OMS server ../user_projects/domains/GCDomain/servers/EMGC_OMS1/logs/EMGC_OMS1.out log file contains below errors ....

Oracle.sysman.emSDK.core.sec.credstore.EMCredentialException: Target not found
at oracle.sysman.core.sec.credstore.EMCredentialServiceImpl.searchNamedCredentialsNew(
at oracle.sysman.core.sec.credstore.ui.EMCredsSegmentBeanImpl.applyInputSettings(
at oracle.sysman.bda.discovery.ui.BdaDiscoveryBean.getHostAgentCredsBean(
at oracle.sysman.bda.discovery.ui.BdaDiscoveryBean.valueChangeListener(
at weblogic.servlet.internal.WebAppServletContext.execute(
Caused by: java.sql.SQLException: ORA-20233: Target does not exist
ORA-06512: at "SYSMAN.EM_CREDENTIAL", line 6105
ORA-06512: at line 1

at oracle.jdbc.driver.T4CTTIoer.processError(
at oracle.jdbc.driver.T4CTTIoer.processError(
'weblogic.kernel.Default (self-tuning)',5,Pooled Threads])-- -- MOS:Patch
WITH    counts as ( select r.classification_id, count(*) as cnt from mos$pa_final_recom p, mgmt$aru_patch_recom_md r,     mgmt_targets t where r.patch_uid = p.patch_uid and t.target_guid = p.target_guid      and not exists (select 1 from mgmt$recom_metric_source s where s.patch_guid = p.patch_uid and s.target_guid = p.target_guid and s.exempt_code != 0 and not (exempt_code = 2 and exempt_until <= sysdate)) group by r.classification_id ) select cl.classification, cl.classification, nvl(ct.cnt, 0), 0 as "other" from mos$pa_classifications cl,counts ct where cl.classification_id = ct.classification_id(+) order by cl.classification asc
[EL Finer]: 2015-06-17 08:41:46.906--UnitOfWork(1521057346)--Thread(Thread[[ACTIVE] ExecuteThread: '47' for queue: 'weblogic.kernel.Default (self-tuning)',5,Pooled Threads])--release unit of work
[EL Finer]: 2015-06-17 08:41:46.907--ClientSession(148946243)--Thread(Thread[[ACTIVE] ExecuteThread: '47' for queue: 'weblogic.kernel.Default (self-tuning)',5,Pooled Threads])--client released

oracle.sysman.emSDK.agent.client.exception.PerformOperationException: ERROR: Invalid username and/or password LOG: Local Authentication F....................
oracle.sysman.emSDK.agent.client.exception.PerformOperationException: ERROR: Invalid username and/or password LOG: Local Authentication Failed...Attempt PAM authentication...PAM failed with error: Authentication failure
(see agent logs for stack trace details)
java.lang.ArrayIndexOutOfBoundsException: 18
at oracle.sysman.bda.discovery.model.applicationModule.BDADiscovery.getHardwareDetailsUsingBDACLI(
at oracle.sysman.bda.discovery.model.applicationModule.BDADiscovery.bdaCliForBDA(
at oracle.sysman.bda.discovery.model.applicationModule.BDADiscovery.doHardwareDiscovery(


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