> For the complete documentation index, see [llms.txt](https://mariadb.com/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://mariadb.com/docs/server/reference/error-codes/mariadb-error-codes-1100-to-1199/e1129.md).

# Error 1129: Host is blocked because of many connection errors

| Error Code | SQLSTATE | Error                 | Description                                                                                   |
| ---------- | -------- | --------------------- | --------------------------------------------------------------------------------------------- |
| 1129       | HY000    | ER\_HOST\_IS\_BLOCKED | Host '%s' is blocked because of many connection errors; unblock with 'mysqladmin flush-hosts' |

## Possible Causes and Solutions

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