Lock Scenarios in an Assembly

You can lock a scenario to prevent editing, if you do not want any changes to be made to that scenario.

However, locking an assembly scenario does not lock the assembly’s subcomponent scenarios. Because the cost of active subcomponent scenarios can change, those changes are reflected in the locked assembly scenario costs.

To lock an assembly and its subcomponent scenarios, select the Lock Scenarios (Scenario & Children) option:

Once a scenario is locked, the locked padlock icon appears by the scenario name:

Changes to the scenario can no longer be made until the scenario is unlocked.

Tip: Alternatively, create an assembly snapshot (using the Scenario > Save as > Snapshot option.