# NegativePathIndexException class

Namespace: [Grasshopper2.Data](https://developer.rhino3d.com/api/gh2/namespace/grasshopper2.data.md) · Assembly: [Grasshopper2](https://developer.rhino3d.com/api/gh2/assembly/grasshopper2.md)

```cs
public class NegativePathIndexException : Exception
```

Exception class used to denote negative integer elements.

## Constructors

- [NegativePathIndexException](https://developer.rhino3d.com/api/gh2/type/grasshopper2.data.negativepathindexexception/ctor.md): Create a new NegativeElementException instance.