# UnavailableExceptionFallbackException Constructors

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.serialization/orleans.serialization.unavailableexceptionfallbackexception/)

## UnavailableExceptionFallbackException {#constructor-5fb0b9b9}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.serialization/orleans.serialization.unavailableexceptionfallbackexception/constructors/constructor-5fb0b9b9/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Serialization/ISerializableSerializer/UnavailableExceptionFallbackException.cs#L16-L40)

```csharp
public UnavailableExceptionFallbackException()
```

## UnavailableExceptionFallbackException(SerializationInfo, StreamingContext) {#constructor-system-runtime-serialization-serializationinfo-system-runtime-serial-552d609d}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.serialization/orleans.serialization.unavailableexceptionfallbackexception/constructors/constructor-system-runtime-serialization-serializationinfo-system-runtime-serial-552d609d/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Serialization/ISerializableSerializer/UnavailableExceptionFallbackException.cs#L24-L40)

```csharp
[System.Obsolete]
public UnavailableExceptionFallbackException(SerializationInfo info, StreamingContext context)
```

### Parameters

- `info` (`SerializationInfo`)
- `context` (`StreamingContext`)

## UnavailableExceptionFallbackException(string, Exception) {#constructor-string-system-exception-e0900d01}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.serialization/orleans.serialization.unavailableexceptionfallbackexception/constructors/constructor-string-system-exception-e0900d01/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Serialization/ISerializableSerializer/UnavailableExceptionFallbackException.cs#L33-L40)

```csharp
public UnavailableExceptionFallbackException(string message, Exception innerException)
```

### Parameters

- `message` (`string`)
- `innerException` (`Exception`)