3790175 - SUM could not load Kernel files in Homogeneous DMO for BW/4HANA 2023

When trying to use SUM 2.0 to perform Homogeneous DMO for BW/4HANA 2023 system, SUM stuck at phase PREP_INPUT_KERNEL/SUBMOD_KERNEL_SCAN_TOOLCHK_INP/SUBMOD_KERNEL_SCAN_TOOLCHK_NONSERIAL/KERNEL_EXE:

- KERNELINP.log:

1 ETQ399 Executing action 'COLLECT_KERNEL'
1 ETQ399 Selecting kernel archives for target 'exe'.
1 ETQ399 No kernel yet in 'exe'.
2WETQ399 Archive '<Download Directory>/SAPEXEDB_xxx.SAR' is DB dependent, but is not requested.
2WETQ399 Found only DB-independent archive(s) for release XXX - ignored!
1WETQ399 Nothing found to put in 'exe'!
2 ETQ399 Checking for suitable DB-independent patch archives for type 'exe'
2 ETQ399 Checking for suitable DB-dependent patch archives for type 'exe'
2 ETQ399 Setting attributes for all archives.
1WETQ399 Selecting a suitable kernel for 'exe' failed

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Although the compatible kernel files have already been uploaded into the Download Directory, SUM still stuck at this phase and could not continue.

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

BW/4 HANA 2023 system.

SUM, DMO, Homogeneous DMO, BW/4HANA, BW/4HANA 2023, not supported, kernel, KERNEL_EXE, KERNELINP, download directory. , KBA , BC-UPG-TLS-TLA , Upgrade tools for ABAP , Problem