# Error 1739: Cannot use access on index due to type or collation conversion on field

| Error Code | SQLSTATE | Error                            | Description                                                                          |
| ---------- | -------- | -------------------------------- | ------------------------------------------------------------------------------------ |
| 1739       | HY000    | ER\_WARN\_INDEX\_NOT\_APPLICABLE | Cannot use %s access on index '%s' due to type or collation conversion on field '%s' |

## Possible Causes and Solutions

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