2806450 - Dump runtime error: DBSQL_DUPLICATE_KEY_ERROR

Software Update Manager(SUM) stopped at phase DOWNCONF_DTTRANS :

Warning: The replication process of the near downtime mode is still running.

SM37:

Job log overview for job: CRR_OPERATION / 10155902

Date Time Message text Message class Message no. Message ty

15.06.2019 10:16:00 Job started 00 516 S
15.06.2019 10:16:00 Step 001 started (program CRR_OPERATION_BATCH, variant &0000000000098, user * DDIC) 00 550 S
15.06.2019 10:20:29Internal session terminated with a runtime error DBSQL_DUPLICATE_KEY_ERROR (see ST22) 00 671 A
15.06.2019 10:20:29 Job cancelled 00 518 A

ST22:

Category ABAP Programming Error
Runtime ErrorsDBSQL_DUPLICATE_KEY_ERROR
Except.CX_SY_OPEN_SQL_DB
ABAP ProgramCL_IUUC_DYNAMIC_REPLICATOR====CP
Application Component BC-UPG-TLS-TLA
Date and Time 15.06.2019 11:20:10

Short Text
Open SQL array insert produces duplicate records in the database.

What happened?
Error in the ABAP Application Program

The current ABAP program "CL_IUUC_DYNAMIC_REPLICATOR====CP" had to be terminated because it has..

CRR_CONTROL, DBSQL_DUPLICATE_KEY_ERROR, CX_SY_OPEN_SQL_DB, CL_IUUC_DYNAMIC_REPLICATOR====CP, Open SQL array insert produces duplicate records in the database, CRR_OPERATION_BATCH , KBA , BC-UPG-DTM-TLA , Downtime Minimization for ABAP , Problem