And I finally found the problem maybe cause by PresentationFontCache.exe(FontCache3.0.0.0 service)

we need to stop FontCache3.0.0.0 service. and deleting the file it creates: Windows\ServiceProfiles\LocalService\AppData\Local\FontCache3.0.0.0.dat and restarting the service

after that it may ok.

I have the same problem. My pc is Windows 7 x64. And I found the problem is caused by some wrong config of .net 3.5(in my pc), the detail is something wrong with presentationframework.dll of .net . The solution is "remove .net 3.5 and reinstall it". in windows 7, I use "turn windows feather on and o...