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What will follow will depend on the way a knowledge base is protected and the type of user license you have (see also User levels for more detail). 

Starting a project file

When you double click on a project file, Quaestor is automatically started with the knowledge base associated to the project file. For general start-up aspect of Quaestor, see Starting the Quaestor program below. When Quaestor is started, it will search for this associated knowledge base in the following sequence:

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When you double click on a knowledge base file, Quaestor is automatically started. For general start-up aspect of Quaestor, see Starting the Quaestor program below. When Quaestor is started, it will depend on the User levels  and the knowledge base protection what will happen hereafter. 

1. When the knowledge base is not protected, it will be opened and be used in compliance with the defined User levels .
2. When the knowledge base is protected:
1. and the user is either a Domain Expert or End User, you are requested either to open an existing project file or start a new one. When you choose to open an existing project file or create a new project, a file dialog is presented and a project can be selected or created. Quaestor will start in the paths as defined for Reports, Projects and temporary files (Menu: Tools>Options>Files). When you cancel the dialog. Quaestor will close and exit.
2. and the user is a knowledge engineer, an additional request is presented to provide the password or to open or create a project file (and the process hereafter will be as described above).

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