# Error 1879: Upgrade index name failed, please use create index(alter table) algorithm copy to rebuil

| Error Code | SQLSTATE | Error                             | Description                                                                                      |
| ---------- | -------- | --------------------------------- | ------------------------------------------------------------------------------------------------ |
| 1879       | HY000    | ER\_INNODB\_FT\_AUX\_NOT\_HEX\_ID | Upgrade index name failed, please use create index(alter table) algorithm copy to rebuild index. |

## Possible Causes and Solutions

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