> 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-1800-to-1899/e1864.md).

# Error 1864: Cannot schedule event, relay-log name, position to Worker thread because its size exceed

| Error Code | SQLSTATE | Error                                            | Description                                                                                                                                    |
| ---------- | -------- | ------------------------------------------------ | ---------------------------------------------------------------------------------------------------------------------------------------------- |
| 1864       | HY000    | ER\_MTS\_EVENT\_BIGGER\_PENDING\_JOBS\_SIZE\_MAX | Cannot schedule event %s, relay-log name %s, position %s to Worker thread because its size %lu exceeds %lu of slave\_pending\_jobs\_size\_max. |

## Possible Causes and Solutions

{% hint style="success" %}
This article doesn't currently contain any content. [You can help!](/docs/general-resources/about/readme/contributing-documentation.md)
{% endhint %}

<sub>*This page is licensed: CC BY-SA / Gnu FDL*</sub>

{% @marketo/form formId="4316" %}