Multi try start print

        self.set_plate_clear_flag(True)

        gcode_path = os.path.join(FILE_SAVE_PATH, print_obj.gcode)

        i = 0

        while True:

            try:            

                with open(gcode_path) as fh:   

                    self.log(f"[+] Starting print #{print_obj.id} ({print_obj.title})")

                    self._refresh_ready_state()

                        method="post",

                        data={"command": "select", "print": True}

                    )

                    break

            except:

                traceback.print_exc()

                i+=1

                if i == 3:

                    self.log("[-] Cannot start print")

                    return

        self.printer_obj.current_print = print_obj

        self.printer_obj.save()