# Codec_RequiredFieldMissingException Constructors

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.serialization/orleanscodegen.orleans.serialization.codec-requiredfieldmissingexception/)

## Codec_RequiredFieldMissingException(ICodecProvider, IActivator<RequiredFieldMissingException>) {#constructor-orleans-serialization-serializers-icodecprovider-orleans-serializati-8a628dac}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.serialization/orleanscodegen.orleans.serialization.codec-requiredfieldmissingexception/constructors/constructor-orleans-serialization-serializers-icodecprovider-orleans-serializati-8a628dac/)

```csharp
public Codec_RequiredFieldMissingException(ICodecProvider codecProvider, IActivator<RequiredFieldMissingException> _activator)
```

### Parameters

- `codecProvider` (`ICodecProvider`)
- `_activator` (`IActivator<RequiredFieldMissingException>`)