MySQL error code
MySQL error 3970
MySQL server error 3970 is ER_GROUP_REPLICATION_USER_EMPTY_MSG, reported with SQLSTATE HY000.
The START GROUP_REPLICATION command failed since the username provided for recovery channel is empty.
| Error | 3970 |
|---|---|
| Name | ER_GROUP_REPLICATION_USER_EMPTY_MSG |
| SQLSTATE | HY000 |
| Group | Server errors |
Source: MySQL 8.4 Error Reference