2779530 - SUM DBCLONE error - cannot use duplicate

Database copy with DBCLONE generates errors :

3 error(s) during parallel execution of processes, check 'DBCLONE_PROCS.ELG' for
details
ERROR:
The following errors were detected in the log files:
# /usr/sap/sum/SUM/abap/log/DBCLONE01.T28:
3 ETGCLN START ACLPERMIS -> ACLPERMIS~ 20190403073913
3 ETGCLN Primary key strategy for current table is 0
3 ETGCLN DROP TABLE "ACLPERMIS~"
3 ETGCLN CREATE COLUMN TABLE "ACLPERMIS~" ("INTF_NAME" NVARCHAR (000030) DEFAULT '' NOT NULL, "CLIENT_PAK" NVARCHAR (000030) DEFAULT '' NOT NULL, "WITH_SUBPACKS" NVARCHAR (000001) DEFAULT '' NOT NULL, "POINT_2_POINT" NVARCHAR (000001) DEFAULT '' NOT NULL ) UNLOAD PRIORITY 5
3 ETGCLN ALTER TABLE "ACLPERMIS~" ADD CONSTRAINT "ACLPERMIS~0" PRIMARY KEY("INTF_NAME", "CLIENT_PAK")
1EETGCLN cannot use duplicate index name: ACLPERMIS~0 or constraint name: ACLPERMIS~0
1EETGCLN ACLPERMIS
1EETGCLN Error when cloning table structure

3 ETGCLN START AIMTRKORR_SHD -> AIMTRKORR_SHD~ 20190403073913
3 ETGCLN Primary key strategy for current table is 0
3 ETGCLN DROP TABLE "AIMTRKORR_SHD~"
3 ETGCLN CREATE COLUMN TABLE "AIMTRKORR_SHD~" ("TRKORR" NVARCHAR (000020) DEFAULT '' NOT NULL, "AS4POS" NVARCHAR (000008) DEFAULT '00000000' NOT NULL, "TRKORR_MRGFROM" NVARCHAR (000020) DEFAULT '' NOT NULL, "METHODNAME" NVARCHAR (000030) DEFAULT '' NOT NULL, "LOCKFLAG" NVARCHAR (000001) DEFAULT '' NOT NULL, "AS4DATE" NVARCHAR (000008) DEFAULT '00000000' NOT NULL, "AS4TIME" NVARCHAR (000006) DEFAULT '000000' NOT NULL, "AS4USER" NVARCHAR (000012) DEFAULT '' NOT NULL ) UNLOAD PRIORITY 5
3 ETGCLN ALTER TABLE "AIMTRKORR_SHD~" ADD CONSTRAINT "AIMTRKORR_SHD~0" PRIMARY KEY("TRKORR", "AS4POS")

...skipped 1112 more lines.
See DBCLONE_PROCS.html for more information.

• SAP HANA

KBA , HAN-LM-UPG-SAP , Upgrade of SAP Systems on HANA , Problem