---
title: "TrialPeriodTimeException Class"
canonical: https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_TrialPeriodTimeException.htm
product: "Graphics Mill 5.5 for .NET"
---

This documentation is for the old version. [Go to the latest Graphics Mill docs](https://www.graphicsmill.com/docs/gm/)

# TrialPeriodTimeException Class
 
The exception which fires when the trial version has been expired.
 
**Namespace:** [Aurigma.GraphicsMill](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill.htm.md)
 **Assembly:** Aurigma.GraphicsMill (in Aurigma.GraphicsMill.dll)
 
## Syntax
  
```
<SerializableAttribute> _
Public Class TrialPeriodTimeException _Inherits Exception
```
 
```csharp
[SerializableAttribute]
public class TrialPeriodTimeException : Exception
```
 
## Remarks
  
Graphics Mill for .NET add-ons has limited trial period. When it expires, this exception is thrown.
 
**Note** 
The core of Graphics Mill for .NET does not have a trial period. It just displays the trial text on each image you save with Graphics Mill for .NET.
 
## Inheritance Hierarchy
  
- [System.Object](http://msdn2.microsoft.com/en-us/e5kfa45b)
    - [System.Exception](http://msdn2.microsoft.com/en-us/c18k6c59)
        - [System.ApplicationException](http://msdn2.microsoft.com/en-us/ww58ded5)
            - [Aurigma.GraphicsMill.Exception](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_Exception.htm.md)
                - Aurigma.GraphicsMill.TrialPeriodTimeException
   
## See Also

### Reference

- [TrialPeriodTimeException Members](https://www.graphicsmill.com/docs/gm5/AllMembers_T_Aurigma_GraphicsMill_TrialPeriodTimeException.htm.md)
- [Aurigma.GraphicsMill Namespace](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill.htm.md)