# Class InvalidParameterValueException OptimaJet.Workflow.Core.Fault.InvalidParameterValueException The exception that is thrown when a parameter value is invalid. Namespace: [OptimaJet.Workflow.Core.Fault](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Fault/) ```csharp public class InvalidParameterValueException : Exception, ISerializable ``` ## Type Hierarchy - [Exception](https://learn.microsoft.com/dotnet/api/system.exception) - InvalidParameterValueException Current type - Implemented interfaces - [ISerializable](https://learn.microsoft.com/dotnet/api/system.runtime.serialization.iserializable) ## Constructors `public InvalidParameterValueException(string message, params object[] args)` Initializes a new instance of the [InvalidParameterValueException](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Fault/InvalidParameterValueException/) class with a formatted error message. ### Parameters | Name | Type | Description | | --- | --- | --- | | `message` | `String` | The composite message format string. | | `args` | `Object[]` | The values to format into `message`. | [Previous InvalidJsonParameterValueException](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Fault/InvalidJsonParameterValueException/) [Next ParameterAlreadyExistsException](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Fault/ParameterAlreadyExistsException/)