def servicesValid(self, service, displayMsg=True):
        valid = True

        ## Test if Series Catalog is empty
        if not service.get_used_sites():
            if displayMsg:
                msg = wx.MessageDialog(None, 'Series Catalog cannot be empty. Please enter in a new database connection',
                                           'Series Catalog is empty', wx.OK | wx.ICON_ERROR )
                msg.ShowModal()
            valid = False

        # @TODO If Jeff runs into other issues with services not being available, we can simply test different services here
        #if not service.get_all_variables():
        #    valid = False

        return valid
:param displayMsg:
dataset/ETHPy150Open ODM2/ODMToolsPython/odmtools/gui/frmODMTools.py/frmODMToolsMain.servicesValid