# UnexpectedLengthPrefixValueException.UnexpectedLengthPrefixValueException(string)

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.serialization/orleans.serialization.unexpectedlengthprefixvalueexception/) | [Constructors](/orleans/docs/api/csharp/microsoft.orleans.serialization/orleans.serialization.unexpectedlengthprefixvalueexception/constructors/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Serialization/Exceptions.cs#L570-L572)

```csharp
public UnexpectedLengthPrefixValueException(string message)
```

Initializes a new instance of the [UnexpectedLengthPrefixValueException](/orleans/docs/api/csharp/microsoft.orleans.serialization/orleans.serialization.unexpectedlengthprefixvalueexception/) class.

### Parameters

- `message` (`string`): The message that describes the error.