# OvokValidationException

Canonical page: https://docs.ovok.com/java-sdk/reference/ovok-validation-exception

```java
public final class OvokValidationException extends OvokApiException
```

Extends [`OvokApiException`](/java-sdk/reference/ovok-api-exception), and inherits its methods.

Thrown for HTTP 400 and 422, and when the SDK rejects an invalid argument.