# Class DuplicateWorkflowTenantIdException OptimaJet.Workflow.Api.Exceptions.DuplicateWorkflowTenantIdException An exception thrown when duplicate workflow tenant IDs are found. Namespace: [OptimaJet.Workflow.Api.Exceptions](https://api.workflowengine.io/web-api/OptimaJet.Workflow.Api.Exceptions/) ```csharp public class DuplicateWorkflowTenantIdException : InvalidOperationException, ISerializable ``` ## Type Hierarchy - [Exception](https://learn.microsoft.com/dotnet/api/system.exception) - [SystemException](https://learn.microsoft.com/dotnet/api/system.systemexception) - [InvalidOperationException](https://learn.microsoft.com/dotnet/api/system.invalidoperationexception) - DuplicateWorkflowTenantIdException Current type - Implemented interfaces - [ISerializable](https://learn.microsoft.com/dotnet/api/system.runtime.serialization.iserializable) ## Constructors `public DuplicateWorkflowTenantIdException(params string[] ids)` An exception thrown when duplicate workflow tenant IDs are found. ### Parameters | Name | Type | Description | | --- | --- | --- | | `ids` | `String[]` | The duplicate workflow tenant IDs. | [Previous AttemptedToSetSystemProcessParameterException](https://api.workflowengine.io/web-api/OptimaJet.Workflow.Api.Exceptions/AttemptedToSetSystemProcessParameterException/) [Next HttpContextNotAvailableException](https://api.workflowengine.io/web-api/OptimaJet.Workflow.Api.Exceptions/HttpContextNotAvailableException/)