# GH_SignatureException class

Namespace: [Grasshopper.Kernel.Expressions](https://developer.rhino3d.com/api/gh1/namespace/grasshopper.kernel.expressions.md) · Assembly: [Grasshopper](https://developer.rhino3d.com/api/gh1/assembly/grasshopper.md)

```cs
public class GH_SignatureException : Exception
```

## Constructors

- [GH_SignatureException](https://developer.rhino3d.com/api/gh1/type/grasshopper.kernel.expressions.gh-signatureexception/ctor.md)

## Properties

- [Message](https://developer.rhino3d.com/api/gh1/type/grasshopper.kernel.expressions.gh-signatureexception/message.md)