3106920 - GEN_NO_GENINFO_FOR_DATID error during RUN_CHECK_SLT_TRIGGER_PRE phase in SUM; No generation information for DATID "%_#D1336".

Upgrade is getting failed with below error in phase : RUN_CHECK_SLT_TRIGGER_PRE

"Image/data in this KBA is from SAP internal systems, sample data, or demo systems. Any resemblance to real data is purely coincidental." 

Directory : SUM/Abap/Log

Log File   : SapupConsole.Log:

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Current Phase: PREP_GENCHECKS/RUN_CHECK_SLT_TRIGGER_PRE

       Repeat Phase

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Checks after phase PREP_GENCHECKS/RUN_CHECK_SLT_TRIGGER_PRE were negative!

Last error code set:

Batchjob 'RSUPGJOB' with id '00165500' is aborted

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SM37:

The short dump GEN_NO_GENINFO_FOR_DATID occurred as follows:

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Runtime Errors         GEN_NO_GENINFO_FOR_DATID
Date and Time          2021/08/18 23:57:42

|Short text                                                                                        |
|    No generation information for DATID "%_#D1336". 

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What happened?
Processing had to be terminated because an internal error
occurred when generating the ABAP/4 program "CL_UPG_TRIGGER_CHECK==========CP"

Software Update Manager (SUM)

DATID "%_#D1336" GEN_NO_GENINFO_FOR_DATID RSUPGJOB  PREP_GENCHECKS RUN_CHECK_SLT_TRIGGER_PRE CL_UPG_TRIGGER_CHECK==========CP  , KBA , BC-UPG-TLS-TLA , Upgrade tools for ABAP , BC-ABA-LA , Syntax, Compiler, Runtime , Problem