I even stole the jre from a other comuter on wich 6.4.2 works well, copied it in this version, I know its wrong, same, nothing works

Exactly same problem here. Since update to 6.4.2
I still see the splash screen.
Even portable 6.4.2 doesnt work
PLEASE

Hello to Skliarie
Thanks a lot I realy use your Symbol electrical libery with pleasure.
But how did you make them. with what program.
I would love to make some myself. I am an electrician in France
You must know I am new on Sweet Home and not a good technician , but very willing to try.
I think ...

Bonjour.
Je suis tellement nouveau que je ne sait meme pas encore comment faire une nouvelle question. Mes excuses, en plus en etant Hollandais, je suis pas bien en francais.
Je me grefe sur cette sujet.
Comment tu a faite les 2D symboles, http://sourceforge.net/p/sweethome3d/d-models/325/attachment ...