> 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/e1168.md).

# Error 1168: Unable to open underlying table which is differently defined or of non-MyISAM type or do

| Error Code | SQLSTATE | Error                 | Description                                                                                         |
| ---------- | -------- | --------------------- | --------------------------------------------------------------------------------------------------- |
| 1168       | HY000    | ER\_WRONG\_MRG\_TABLE | Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist |

## Possible Causes and Solutions

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