def populateLists(self):
        """
        Runs the check functions and adds items to the list if needed
        """
        self.buttonHandlers = []
        self.CheckFunctions = (('objects', trans.string('Diag', 1), DiagnosticToolDialog.UnusedTilesets, False),
                       ('objects', trans.string('Diag', 2), DiagnosticToolDialog.ObjsInTileset, True),
                       ('sprites', trans.string('Diag', 3), DiagnosticToolDialog.CrashSprites, False),
                       ('sprites', trans.string('Diag', 4), DiagnosticToolDialog.CrashSpriteSettings, True),
                       ('sprites', trans.string('Diag', 5), DiagnosticToolDialog.TooManySprites, False),
                       ('entrances', trans.string('Diag', 6), DiagnosticToolDialog.DuplicateEntranceIDs, True),
                       ('entrances', trans.string('Diag', 7), DiagnosticToolDialog.NoStartEntrance, True),
                       ('entrances', trans.string('Diag', 8), DiagnosticToolDialog.EntranceTooCloseToZoneEdge, False),
                       ('entrances', trans.string('Diag', 9), DiagnosticToolDialog.EntranceOutsideOfZone, False),
                       ('zones', trans.string('Diag', 10), DiagnosticToolDialog.TooManyZones, True),
                       ('zones', trans.string('Diag', 11), DiagnosticToolDialog.NoZones, True),
                       ('zones', trans.string('Diag', 12), DiagnosticToolDialog.ZonesTooClose, True),
                       ('zones', trans.string('Diag', 13), DiagnosticToolDialog.ZonesTooCloseToAreaEdges, True),
                       ('zones', trans.string('Diag', 14), DiagnosticToolDialog.BiasNotEnabled, False),
                       ('zones', trans.string('Diag', 15), DiagnosticToolDialog.ZonesTooBig, True),
                       ('background', trans.string('Diag', 16), DiagnosticToolDialog.UnusedBackgrounds, False),
                       )

        foundAnything = False
        foundCritical = False
        print("Beginning of populateLists")
        for ico, desc, fxn, isCritical in self.CheckFunctions:
            if fxn('c'):

                foundAnything = True
                print("fxn('c') worked")
                if isCritical: foundCritical = True

                item.setText(desc)
                if isCritical:
                    self.diagnosticIcon.setIcon(GetIcon('autodiagnosticbad'))
                    print("Uh oh!")
                else:
                    self.diagnosticIcon.setIcon(GetIcon('autodiagnosticgood'))
                    item.fix = fxn
                    print("Yay!")
        print("after the for statement")

        '''if foundCritical: True, len(self.buttonHandlers)#   self.diagnosticIcon.setIcon(GetIcon('autodiagnosticbad'))
        elif foundAnything: False, len(self.buttonHandlers)   #self.diagnosticIcon.setIcon(GetIcon('autodiagnosticwarning'))
        return None, len(self.buttonHandlers)'''
        if foundCritical: return True, len(self.buttonHandlers)
        elif foundAnything: return False, len(self.buttonHandlers)
        return None, len(self.buttonHandlers)
        print("End of populateLists")