# Class WorkflowTenantIdNotProvidedException OptimaJet.Workflow.Api.Exceptions.WorkflowTenantIdNotProvidedException An exception thrown when workflow tenant ID is not provided in the HTTP request and no default tenant is configured. Namespace: [OptimaJet.Workflow.Api.Exceptions](https://api.workflowengine.io/web-api/OptimaJet.Workflow.Api.Exceptions/) ```csharp public class WorkflowTenantIdNotProvidedException : 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) - WorkflowTenantIdNotProvidedException Current type - Implemented interfaces - [ISerializable](https://learn.microsoft.com/dotnet/api/system.runtime.serialization.iserializable) ## Constructors `public WorkflowTenantIdNotProvidedException()` An exception thrown when workflow tenant ID is not provided in the HTTP request and no default tenant is configured. [Previous WorkflowDesignerApiException](https://api.workflowengine.io/web-api/OptimaJet.Workflow.Api.Exceptions/WorkflowDesignerApiException/) [Next WorkflowTenantNotFoundException](https://api.workflowengine.io/web-api/OptimaJet.Workflow.Api.Exceptions/WorkflowTenantNotFoundException/)