--- /dev/null
+<?php
+
+/*
+ * This file is part of the Behat Testwork.
+ * (c) Konstantin Kudryashov <ever.zet@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Behat\Testwork\Argument\Exception;
+
+use BadMethodCallException;
+
+/**
+ * Represents an exception caused by an unknown function parameter value.
+ *
+ * Exception is thrown if provided function parameter value is unknown or missing.
+ *
+ * @author Wouter J <wouter@wouterj.nl>
+ */
+final class UnknownParameterValueException extends BadMethodCallException implements ArgumentException
+{
+}