Class Nexus\Mcp\Core\Schema\Error\UnsupportedProtocolVersionError

`final`
`readonly`
`extends`	`Error<array{code: -32022, message: non-empty-string, data: array{supported: list<string>, requested: string}}>`

Returned when the request's protocol version is unknown to the server or unsupported (e.g., a known experimental or draft version the server has chosen not to implement). For HTTP, the response status code MUST be 400 Bad Request.

Nexus\Mcp\Core\Schema\Error implements Arrayable<T>
- Nexus\Mcp\Core\Schema\Error\UnsupportedProtocolVersionError

Located at Core/Schema/Error/UnsupportedProtocolVersionError.php

Methods
`public`	`__construct(string $requested, list<string> $supported, string $message = self::DEFAULT_MESSAGE)` Overrides `Nexus\Mcp\Core\Schema\Error::__construct()`	#
`public static`	`fromArray(array $data): static` Create an instance of the class from an array. Create an instance of the class from an array. Implements `Nexus\Mcp\Core\Schema\Arrayable::fromArray()`	#
`public`	`toArray(): array` Convert the instance to an array. Convert the instance to an array. Implements `Nexus\Mcp\Core\Schema\Arrayable::toArray()`	#

Methods inherited from Nexus\Mcp\Core\Schema\Error
`jsonSerialize()`

Constants
`public`	`string`	`DEFAULT_MESSAGE = 'Unsupported protocol version'`	#

Properties
`public`	`list<string>`	`$supported`	#
`public`	`string`	`$requested`	#

Properties inherited from Nexus\Mcp\Core\Schema\Error
`$code, $message, $data`