Sorry, by further investigation it appears that the error was on my part, as uiversion should be a number rather than a string.
Please close this bug Sincerely -- Francesco Potortì (ricercatore) ISTI - CNR, Pisa, Italy Web: http://fly.isti.cnr.it Skype: wnlabisti Mobile: +39.348.8283.107 also Telegram, and even Wa