Hi!
I am very new to Jira so I might be doing some very basic error.
I am trying to create a workflow that needs, as first step, approval from the "managers" group.
I created the workflow, service request and custom field with a single group picker to be included in the request with a default value.
When I try if it works, the approver is never set and I need to add it manually from the service desk view.
This is my current workflow (from a template):

And this is the error I see after creating a request:
