tabPanel(
    title = "ReloadProstar",
    value = "ReloadTab",
    p("Due to some instability of cache memory when successively opening
         several datasets in a Prostar session, data management has been
         simplified. To work on another dataset than the current one,
         reloading Prostar first is now necessary (with the button above).
         It will restart Prostar with a fresh R session where import menus
           are enabled 'Dataset manager' menu."),
    actionButton("ReloadProstar", "Reload Prostar",
        class = actionBtnClass
    )
)
