# OnGetMasterObjectAsync Method

## Overloads

| [OnGetMasterObjectAsync(Response)](https://help.qlik.com/en-US/sense-developer/May2026/Subsystems/NetSDKAPIref/Content/Qlik.Sense.Client.Visualizations.Barchart.OnGetMasterObjectAsync.htm#Qlik_Sense_Client_Visualizations_Barchart_OnGetMasterObjectAsync_Qlik_Engine_Communication_IO_Response_) |  |  |
| --- | --- | --- |

[](https://help.qlik.com/en-US/sense-developer/Subsystems/NetSDKAPIref/Content/Qlik.Sense.Client.Visualizations.Barchart.OnGetMasterObjectAsync.htm) [](https://help.qlik.com/en-US/sense-developer/Subsystems/NetSDKAPIref/Content/Qlik.Sense.Client.Visualizations.Barchart.OnGetMasterObjectAsync.htm)

## OnGetMasterObjectAsync(Response)

### Declaration

```

          protected override GenericObject OnGetMasterObjectAsync(Response response)
    
  
```

### Parameters

| Type | Name | Description |
| --- | --- | --- |
| [Response](https://help.qlik.com/en-US/sense-developer/May2026/Subsystems/NetSDKAPIref/Content/Qlik.Engine.Communication.IO.Response.htm) | response |  |

### Returns

| Type | Description |
| --- | --- |
| [GenericObject](https://help.qlik.com/en-US/sense-developer/May2026/Subsystems/NetSDKAPIref/Content/Qlik.Engine.GenericObject.htm) |  |

### Overrides

[VisualizationBase.OnGetMasterObjectAsync(Response)](https://help.qlik.com/en-US/sense-developer/May2026/Subsystems/NetSDKAPIref/Content/Qlik.Sense.Client.Visualizations.VisualizationBase.OnGetMasterObjectAsync.htm#Qlik_Sense_Client_Visualizations_VisualizationBase_OnGetMasterObjectAsync_Qlik_Engine_Communication_IO_Response_)