3689523 - Got error when reset SUM DMO.

You are doing S/4HANA conversion with DMO from EHP8 ERP 6.0 to S/4HANA 2023, when trying to reset the SUM, got below issue at phase REV_DTTRANS/ASCS_REVERT_DTTRANS.
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Process D:\SUM2022\SUM\abap\exe/saplikey exited with 2, see 'D:\SUM2022\SUM\abap\log\SAPLIKEY.OUT'
for details!
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SAPLIKEY.OUT
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E 423 likey_admin_clt: likeyper_get_all_records: DB read failed with db_rc = 6.
E 96 likey_admin_clt: Couldn't get the list of all records from the
  persistence.
SAP License Key Administration  -  Copyright (C) 2003 - 2016 SAP AG
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dev_likey
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*** ERROR => SlicLikeyGetAllRecords: RS_OPEN failed rc=6 [sliclikey.c  1051]
*** ERROR => 423 likey_admin_clt: likeyper_get_all_records: DB read failed with db_rc = 6. [likeylat.c   508]
*** ERROR => 96 likey_admin_clt: Couldn't get the list of all records from the persistence. [likeylat.c   508]
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SUM 2.0

DB read failed with db_rc = 6, reset, SUM, DMO, Couldn't get the list of all records from the persistence, SAPLIKEY, ASCS_REVERT_DTTRANS, RS_OPEN failed rc=6 , KBA , BC-UPG-TLS-TLA , Upgrade tools for ABAP , Problem