2241073 - Error "Missing opening bracket for macro call" in PREP_INPUT_CHECK/SCANDIR_COLLECT phase of upgrade

During an upgrade using Software Update Manager (SUM) tool the upgrade stops in PREP_INPUT_CHECK/SCANDIR_COLLECT phase with similar error messages in logs,

Directory: DIR_PUT/log/SAPupConsole.log:
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Severe error(s) occurred in phase PREP_INPUT_CHECK/SCANDIR_COLLECT!

Last error code set: Missing opening bracket for macro call 'pz20151103213032'

A trouble ticket and an archive with all relevant log files have been
generated.
Trouble ticket: "<DIR_PUT>/log/SAPup_troubleticket.log"
Log archive: "<DIR_PUT>/log/SAPup_troubleticket_logs.sar"

01) * Repeat phase PREP_INPUT_CHECK/SCANDIR_COLLECT to continue at the point it stopped
02) - Exit program
: Repeat phase PREP_INPUT_CHECK/SCANDIR_COLLECT to continue at the point it stopped
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Directory: DIR_PUT/log/SCANDIR.LOG:
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1 ETQ399 Scanning for IGS/IGS helper archives in download area.
2 ETQ399 Marking IGS archive archive '<Download direcotry>/igsexe_10-20007785.sar' with COPYIGS_EXE.
2 ETQ399 Marking IGS-helper archive archive '<Download directory>/igshelper_4-10010245.sar' with COPYIGS_EXE.
1 ETQ399 Executing action 'INFO'
1EETQ399 Last error code set is: Missing opening bracket for macro call 'pz20151103213032'
1EETQ204 Upgrade phase "SCANDIR_COLLECT" aborted with severe errors ("20151105110311")
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 Note: The filename mentioned in this error message is just an example. The phrase 'pz20151103213032' could be replaced with any other filename.

SUM, Upgrade, ABAP, Dual stack, EHP, update, SCANDIR, scan, SCANDIR_COLLECT, macro , KBA , BC-UPG-TLS-TLA , Upgrade tools for ABAP , Problem