I am assuming that you are asking whether there are any options in STAAD.Pro to restore/recover model data in case something goes wrong. If so, the following wiki should help
communities.bentley.com/.../21806.recovering-staad-model-data
If this is not what you are looking for, please provide more details on what you are trying to achieve and we will get back to you.
communities.bentley.com/.../21806.recovering-staad-model-data
If this is not what you are looking for, please provide more details on what you are trying to achieve and we will get back to you.