Seaquel
MySQL error code

MySQL error 1875

MySQL server error 1875 is ER_STOP_REPLICA_SQL_THREAD_TIMEOUT, reported with SQLSTATE HY000.

STOP REPLICA command execution is incomplete: Replica SQL thread got the stop signal, thread is busy, SQL thread will stop once the current task is complete.
Error1875
NameER_STOP_REPLICA_SQL_THREAD_TIMEOUT
SQLSTATEHY000
GroupServer errors

Source: MySQL 8.4 Error Reference