white screen

hello, just installed , start, and white screen…

how to fix this ?

thz

More details, please. Post a screen shot, say what OS you’re running, etc… obviously most people (including me) have never seen this issue, so please give us something to go on!

hello and thz.
I think is a net framework problem, coz when i install unity, he report this.
now i launch the 32 b version and resolve other bug with materials…

I use win 8.1

This is because, your graphic card driver is not supporting, try rolling back your old version of graphics card driver. I am using fx580, I also faced the same issue, so I installed the older version of graphic driver, it worked.