On 1/27/2012 10:38 AM nikos spanakis said... > Hi > > I just minstalled python 3.1 on my windons XP SP3 > > but on the start up I get the following error message: You don't say what you specifically installed, but for windows you may find activestates distribution a good fit. See http://www.activestate.com/activepython/downloads HTH, Emile