MySQL error code
MySQL error 3971
MySQL server error 3971 is ER_GROUP_REPLICATION_USER_MANDATORY_MSG, reported with SQLSTATE HY000.
The START GROUP_REPLICATION command failed since the USER option was not provided with PASSWORD for recovery channel.
| Error | 3971 |
|---|---|
| Name | ER_GROUP_REPLICATION_USER_MANDATORY_MSG |
| SQLSTATE | HY000 |
| Group | Server errors |
Source: MySQL 8.4 Error Reference