Quick access toolbar seems to reset when editing a family or at other times?
The Quick Access Toolbar (QAT) contains different modes for different editing environments. Each mode can be customised and maintains its state between sessions. There are 8 different modes (including a project) for the QAT that can each be customised separately. The following is a list of the different modes available outside of the project: General, Annotation, Detail, Profile, Rebar, Truss, Conceptual Mass