# Error 1121: Table handler doesn't support NULL in given index

| Error Code | SQLSTATE | Error                       | Description                                                                                                        |
| ---------- | -------- | --------------------------- | ------------------------------------------------------------------------------------------------------------------ |
| 1121       | 42000    | ER\_NULL\_COLUMN\_IN\_INDEX | Table handler doesn't support NULL in given index. Please change column '%s' to be NOT NULL or use another handler |

## Possible Causes and Solutions

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