Depending the way forms, fields and Java Scripts are build in Service Catalog, it can be necessary to edit fields even when a request is already submitted. From a real use case, the customer had a field where end users were able to evaluate a request in order to let the analyst knows if the request was properly addressed.
Is it possible to edit a field even when a request is already submitted?
Service Catalog 17.1
Service Catalog 17.0
Service Catalog 14.1