2705354 - IDMFEDERATION11_0-10010028.SAR is not a valid SDA or SCA file.

While performing an upgrade, SUM tool throws an error logged in DEFINE-TARGET-SOURCE_XX.LOG as:

Oct 10, 2018 10:41:42 AM [Error ]: File /usr/sap/<SID>/trans/software/upgstack750/IDMFEDERATION11_0-10010028.SAR is not a valid SDU file. Stack definition file /usr/sap/<SID>/trans/software/upgstack750/STACK.xml is rejected.
Oct 10, 2018 10:41:42 AM [Error ]: com.sap.sl.util.sduread.api.IllFormattedSduFileException: The information about the development component found in the manifest is either missing or incomplete!
Manifest attributes are missing or have badly formatted value:
there is no deployment descriptor declared
 (/usr/sap/<SID>/trans/software/upgstack750/IDMFEDERATION11_0-10010028.SAR)
Oct 10, 2018 10:41:42 AM [Error ]: File /usr/sap/<SID>/trans/software/upgstack750/IDMFEDERATION11_0-10010028.SAR is not a valid SDA or SCA file.
Oct 10, 2018 10:41:42 AM [Info ]: Parsing of stack definition file /usr/sap/<SID>/trans/software/upgstack750/DSS.xml has finished.
Oct 10, 2018 10:41:42 AM [Error ]: The following problem has occurred during step execution: com.sap.sdt.j2ee.tools.spxmlparser.SPXmlParserException: Cannot construct a support package stack from file /usr/sap/<SID>/trans/software/upgstack750/DSS.xml.
Stack definition file /usr/sap/<SID>/trans/software/upgstack750/DSS.xml is rejected. See error messages in /usr/sap/<SID>/trans/software/upgstack750/SUM/sdt/log/SUM/DEFINE-TARGET-SOURCE_XX.LOG.

SAP NetWeaver AS Java

IDMFEDERATION,  IDM federation, DEFINE-TARGET-SOURCE, is not a valid SDU file,com.sap.sl.util.sduread.api.IllFormattedSduFileException , KBA , BC-UPG-TLS-TLJ , Upgrade tools for Java , Problem