MySQL error code
MySQL error 4030
MySQL server error 4030 is ER_WARN_ASYNC_CONN_FAILOVER_NETWORK_NAMESPACE, reported with SQLSTATE HY000.
The parameter network_namespace is reserved for future use. Please use the CHANGE REPLICATION SOURCE command to set channel network_namespace parameter.
| Error | 4030 |
|---|---|
| Name | ER_WARN_ASYNC_CONN_FAILOVER_NETWORK_NAMESPACE |
| SQLSTATE | HY000 |
| Group | Server errors |
Source: MySQL 8.4 Error Reference