code: def launch_error_message(self, error_type, error=None):
          
          messages = {CLOSE_ERROR: _("It was not possible to close the previous "
                                     "Spyder instance.\nRestart aborted."),
                      RESET_ERROR: _("Spyder could not reset to factory "
                                     "defaults.\nRestart aborted."),
                      RESTART_ERROR: _("It was not possible to restart Spyder.\n"
                                       "Operation aborted.")}
          titles = {CLOSE_ERROR: _("Spyder exit error"),
                    RESET_ERROR: _("Spyder reset error"),
                    RESTART_ERROR: _("Spyder restart error")}
  
          if error:
              e = error.__repr__()
              message = messages[error_type] + "\n\n{0}".format(e)
          else:
              message = messages[error_type]
  
          title = titles[error_type]
          self.splash.hide()
          QMessageBox.warning(self, title, message, QMessageBox.Ok)
          raise RuntimeError(message)
docs: Launch a message box with a predefined error message.
  
          Parameters
          ----------
          error_type : int [CLOSE_ERROR, RESET_ERROR, RESTART_ERROR]
              Possible error codes when restarting/reseting spyder.
          error : Exception
              Actual Python exception error caught.