# Error 1716: REPLACE... SELECT is unsafe because the order in which rows are retrieved by the SELECT

| Error Code | SQLSTATE | Error                               | Description                                                                                                                                                                                                 |
| ---------- | -------- | ----------------------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| 1716       | HY000    | ER\_BINLOG\_UNSAFE\_REPLACE\_SELECT | REPLACE... SELECT is unsafe because the order in which rows are retrieved by the SELECT determines which (if any) rows are replaced. This order cannot be predicted and may differ on master and the slave. |

## Possible Causes and Solutions

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