2199160 - SUM:DEFINE-TARGET-SOURCE-More than one element with name 'support-package' found in element 'software-component' -xml is not a valid stack definition file

Software Update Manager (SUM) terminates with the below error in the step DEFINE-TARGET-SOURCE

Logfile: <Path to SUM>/sdt/log/SUM/DEFINE-TARGET-SOURCE_04.LOG

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[Info]: Loaded parameters for operation showDefineTargetDialog.
[Info]: Changed the execution state of Step define-target-source from RUNNING to ABORTED.
[Error]: The following problem has occurred during step execution: java.lang.reflect.InvocationTargetException.
[Info]: Changed the execution state of Module define-target-dialog from RUNNING to ABORTED.
[Error]: A problem has occurred: com.sap.sdt.executor.exception.StepExecutionException: Problem while trying to execute operation on service  define-target-source. The following problem has occurred java.lang.reflect.InvocationTargetException. CSN Component BC-UPG-TLS-TLJ.
/usr/sap/trans/<SID>/EPS/in/SMSDXML_SID_20150709081932.225.xml is not a valid stack definition file.
More than one element with name 'support-package' found in element 'software-component'.

[Error ]: The following problem has occurred during step execution: com.sap.sdt.j2ee.tools.spxmlparser.SPXmlParserException: /usr/sap/trans/<SID>/EPS/in/SMSDXML_SID_20150709081932.225.xml is not a valid stack definition file.
More than one element with name 'support-package' found in element 'software-component'.

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AS Java upgrade or update using SUM tool

upgrade, xml, stack, stack.xml, java, EHP, valid, not, target , KBA , BC-UPG-TLS-TLJ , Upgrade tools for Java , SV-SMG-MAI , Maint. Optimzer replaced by Maintenance Planner: BC-UPG-MP , Problem