2183160 - START-AS-JAVA: JCO_ERROR_LOGON_FAILURE error in DUAL STACK Topology

Software Update Manager (SUM) encounters the below error in the phase START-AS-JAVA (Logfile: <Path to SUM>/sdt/log/SWITCH/START-AS-JAVA_<xx>.LOG)

Jun 20, 2015 12:39:00 AM [Info  ]:   Command line: /usr/sap/<SID>/SYS/exe/run/sapcontrol -nr <instance number xx> -host <hostname> -prot NI_HTTPS -function WaitforStarted 7200 5
Jun 20, 2015 12:39:00 AM [Info  ]:   Standard out: <Path to SUM>/sdt/tmp/SAPCONTROL_WAITFORSTARTED_55_13.OUT
Jun 20, 2015 12:39:00 AM [Info  ]: Process ID 23 has been started.
Jun 20, 2015 12:39:00 AM [Info  ]: Waiting for process ID 23, name sapcontrol to finish.
Jun 20, 2015 12:39:10 AM [Info  ]: Process ID 23, name sapcontrol has been finished, exit code 2.
Jun 20, 2015 12:39:10 AM [Error ]: Return code condition success evaluated to false for process sapcontrol for action wait for started.

Jun 20, 2015 12:39:10 AM [Error ]: The following problem has occurred during step execution: com.sap.sdt.util.diag.DiagException: Could not start SAP instance with number <xx>.
Could not check if the instance number <xx> on host <hostname> is started.
Sapcontrol client could not perform action wait for started on instance <xx>
Return code condition success evaluated to false for process sapcontrol for action wait for started.

The SAPCONTROL_WAITFORSTARTED_55_13.OUT has the below error:

20.06.2015 00:39:10
WaitforStarted
FAIL: j2ee process server0 failed

The server nodes fail to start because of startup failure of core service: com.sap.security.core.ume.service
The below error can be seen the std_server0.out logfile in the location /usr/sap/<SID>/DVEBMGS<XX>/work

Service [com.sap.security.core.ume.service] start ================= ERROR =================
CSN Component [BC-JAS-SEC-UME], DC Name [sap.com/com.sap.security.core.ume.service]
com.sap.engine.frame.ServiceException: Start of UME service failed. Check help topic "Start of UME Service Failed". Technical details: com.sap.conn.jco.JCoException: (103) JCO_ERROR_LOGON_FAILURE: Initialization of destination SAPJup failed: Name or password is incorrect (repeat logon) on <hostname> sysnr <abap instance number>
                at com.sap.security.core.server.ume.service.UMEServiceFrame.start(UMEServiceFrame.java:465)
                at com.sap.engine.frame.ApplicationFrameAdaptor.start(ApplicationFrameAdaptor.java:31)
                at com.sap.engine.core.service630.container.ServiceRunner.startFrame(ServiceRunner.java:165)
                at com.sap.engine.core.service630.container.ServiceRunner.startService(ServiceRunner.java:118)
                at com.sap.engine.core.service630.container.ServiceRunner.run(ServiceRunner.java:65)
                at com.sap.engine.frame.core.thread.Task.run(Task.java:73)
                at com.sap.engine.core.thread.impl5.SingleThread.execute(SingleThread.java:178)
                at com.sap.engine.core.thread.impl5.SingleThread.run(SingleThread.java:316)
Caused by: com.sap.security.core.persistence.datasource.PersistenceException: com.sap.conn.jco.JCoException: (103) JCO_ERROR_LOGON_FAILURE: Initialization of destination SAPJup failed: Name or password is incorrect (repeat logon) on <hostname> sysnr <abap instance number>

Dual Stack SWITCH Upgrade scenario with Software Update Manager (SUM)

START-AS-JAVA WaitforStarted com.sap.sdt.util.diag.DiagException com.sap.security.core.ume.service JCO_ERROR_LOGON_FAILURE, SUM , KBA , BC-UPG-TLS-TLJ , Upgrade tools for Java , Problem