Use your stakeholder list as a starting point. Conduct a breath first search for potential problems and risks, at least with representatives from the following stakeholder categories:
- project or line management
- product owner
- development team
- operations (or system administration) team
- Hardware experts
- End users
Optional other stakeholder groups to identify risks
- security experts
- database experts
- legal experts
- marketing and/or sales people
- UX or usability experts
- auditors or reviewers
- . . .