MySQL error code
MySQL error 4021
MySQL server error 4021 is ER_CANT_USE_SAME_UUID_AS_GROUP_NAME, reported with SQLSTATE HY000.
CHANGE REPLICATION SOURCE TO ASSIGN_GTIDS_TO_ANONYMOUS_TRANSACTIONS = <UUID> cannot be executed because the UUID value is equal to the group_replication_group_name.
| Error | 4021 |
|---|---|
| Name | ER_CANT_USE_SAME_UUID_AS_GROUP_NAME |
| SQLSTATE | HY000 |
| Group | Server errors |
Source: MySQL 8.4 Error Reference