Ren'Py Need help,when I open the Ren‘Py game,there is only white screen with sounds.

[spark320b]

Evething is OK 3-4 weeks ago,now I can't open every Ren'Py games in my PC,only white screen with sounds.I upload a screenshot and the Log,hope a hero knows what happened.Thanks very much.
View attachment log.txt View attachment 1390128

 

[ZhakNait]

I leave my comment to see if anyone knows the solution. I have the same problem of white screen and only with sound.