How Do I Fix Replication Slot Errors?

Postgres database replication - SBN-MPC replication slot already exists After recovering, the Debezium connector can create the replication slot on the newly promoted database if none exists, however there can be some delay in doing replication slot does not exist A single replication slot can exist only for a single consumer or process

replication slot already exists done by pg_ctl promote When the failback to VPSFRSQLPAC1 is performed, the replication slot standby1 already exists ,