When a workflow definition is created in the Process Designer, it can be added to an object store. If you have permission to access the object store, folder, and workflow definition, you can launch a new work item without using the Process Designer.
Usually you use the Process Designer to edit, validate, transfer, and launch the workflow. However, it is possible to add a workflow definition to the object store without transferring it to the Process Engine. When you select an existing workflow definition to launch, it might not have already been transferred to the Process Engine. You will receive an error message if you attempt to launch a workflow that has not been transferred.
To launch from a workflow definition: