We have had problems installing vault 5. After installation, we get the message "Vault requires ASP.NET impersonation, which executes with a certain identity. Validation of this entitiy failed because of unknown user name or password". No indication is given as to what this user and password should be.
All directories down the heirarchy from ProgramFiles\Autodesk\........\Web have been given permission rights for"Read&Execute", "list folder contents" and "Read"