MySQL error code
MySQL error 1251
MySQL server error 1251 is ER_NOT_SUPPORTED_AUTH_MODE, reported with SQLSTATE 08004.
Client does not support authentication protocol requested by server; consider upgrading MySQL client
| Error | 1251 |
|---|---|
| Name | ER_NOT_SUPPORTED_AUTH_MODE |
| SQLSTATE | 08004 |
| Group | Server errors |
In other databases
Source: MySQL 8.4 Error Reference