# Codec_PrimaryOperationFailed.Deserialize(Reader<TReaderInput>, PrimaryOperationFailed)

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.eventsourcing/orleanscodegen.orleans.eventsourcing.common.codec-primaryoperationfailed/) | [Methods](/orleans/docs/api/csharp/microsoft.orleans.eventsourcing/orleanscodegen.orleans.eventsourcing.common.codec-primaryoperationfailed/methods/)

```csharp
public override void Deserialize<TReaderInput>(ref Reader<TReaderInput> reader, PrimaryOperationFailed instance)
```

Deserializes into the provided value.

### Parameters

- `reader` (`Reader<TReaderInput>`): The reader.
- `instance` (`PrimaryOperationFailed`): The value.