3375287 - SUM: phase MAIN_DTTRANS/DOWNCONF_DTTRANS phase during S/4 HANA Upgrade with Near Zero Downtime Option fails

• Issue in MAIN_DTTRANS/DOWNCONF_DTTRANS phase during S/4 HANA Upgrade with Near Zero Downtime Option
• Directory:    /usr/sap/<SID>/SUM/abap/log
  Name:         REPLICATERRC.LOG

• • 1 ETQ399 20230804115104: Called CRR_TRANSFER_CONTROL: percentage=99%, nprocs=27, status=5: running with failures (at least one table cannot be replicated), failedprocs=19
  • 1 ETQ399 20230804115244: Called CRR_TRANSFER_CONTROL: percentage=99%, nprocs=27, status=5: running with failures (at least one table cannot be replicated), failedprocs=19
  • 1 ETQ399 20230804115425: Called CRR_TRANSFER_CONTROL: percentage=99%, nprocs=27, status=5: running with failures (at least one table cannot be replicated), failedprocs=19

           indicates that CRR transfer on shadow instance fails.

• Directory:    /usr/sap/IE5/SUM/abap/system/IE5/D03/work
  Name:         dev_disp 
  • BATCH        T1_U5255_M0      000 DDIC                              15:46:47  48 CRR_WATCHDOG_BATCH                       low       12427             background job CRR_WATCHDOG 15464700
  • BATCH        T2_U5262_M0      000 DDIC                              15:46:47  51 CRR_OPERATION_BATCH                      low     1192075             background job CRR_OPERATION 15464703
  • BATCH        T4_U5281_M0      000 DDIC                              15:46:48  47 CRR_OPERATION_BATCH                      low     1097867             background job CRR_OPERATION 15464809
• This indicates problem with CRR_OPERATION job.

• Software Update Manager 1.0/2.0
• Near Zero Downtime option of SUM

Near-Zero Downtime Maintenance (nZDM), Preparations for Downtime, CRR_OPERATION,CRR_TRANSFER_CONTROL, MAIN_DTTRANS/DOWNCONF_DTTRANS, reached avail. heapsize, heap , KBA , BC-UPG-DTM-TLA , Downtime Minimization for ABAP , BC-UPG-TLS-TLA , Upgrade tools for ABAP , Problem