# S10004 {#S10004}

## Error Code {#error_code .section}

S10004

## Error Message {#error_message .section}

`GPLearn currently does not support function <xxx>. RefId: S10004`

## Probable Causes {#probable_causes .section}

This error occurs when an unsupported function is used by GPLearn for training or fitness calculation.

## Solutions {#solutions .section}

Use the functions supported by GPLearn for training or fitness calculation. For supported functions, refer to [Quick Start Guide for Shark GPLearn](https://docs.dolphindb.com/en/Tutorials/gplearn_qsg.html).

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

