3569217 - Secondary system is not starting because of 'site to connect to is not a source site' error

After setting up HANA System Replication, the secondary system fails to start with following error in nameserver trace:

[5270]{-1}[-1/-1] 2025-01-29 21:10:57.430935 f NameServer       TREXNameServer.cpp(03421) : site to connect to is not a source site -> stopping instance ...
[5270]{-1}[-1/-1] 2025-01-29 21:10:57.430956 i DaemonClient     Client.cpp(00090) : Sending signal 2
[5270]{-1}[-1/-1] 2025-01-29 21:10:57.431016 i DaemonClient     Client.cpp(00078) : Sending signal 2 to 5224
[5270]{-1}[-1/-1] 2025-01-29 21:10:57.431021 i DaemonClient     Client.cpp(00080) : Sent signal 2 to 5224 rc 0
[5270]{-1}[-1/-1] 2025-01-29 21:10:57.431021 i DaemonClient     Client.cpp(00155) : Send signal 2
[5270]{-1}[-1/-1] 2025-01-29 21:10:57.431023 f NameServer       TREXNameServer.cpp(03434) :  stopping topology job
[5270]{-1}[-1/-1] 2025-01-29 21:10:57.431025 f NameServer       TREXNameServer.cpp(03436) :  got shutdown scope
[5270]{-1}[-1/-1] 2025-01-29 21:10:57.431026 f NameServer       TREXNameServer.cpp(03440) :  stopped topology job
[5270]{-1}[-1/-1] 2025-01-29 21:10:57.431028 e Basis            TREXNameServer.cpp(03445) : Process exited due to an error via explicit exit call with exit code 1 , no crash dump will be written 

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• SAP HANA, platform edition 1.0
• SAP HANA, platform edition 2.0

hdbnsutil -sr_register, HDB Daemon not running, secondary startup failure, system replication , KBA , HAN-DB-HA , SAP HANA High Availability (System Replication, DR, etc.) , Problem