# S01065 {#S01065}

## Error Code {#error_code .section}

S01065

## Error Message {#error_message .section}

`The column <xxx> to be modified cannot be partitioning column. RefId: S01065`

## Probable Causes {#probable_causes .section}

When applying function `replaceColumn!`, `dropColumns!`, or `rename!` to a DFS table, the column to be modified cannot be the partitioning column of the table. Otherwise, this error occurs.

## Solutions {#solutions .section}

When applying function `replaceColumn!`, `dropColumns!`, or `rename!` to a DFS table, ensure that the column to be modified is not a partitioning column.

**Parent topic:**[Error Code Reference](../../Troubleshooting/ErrorCode.md)

