Not sure why I am encountering this. I tried all browsers, different mobile phones etc. I suspect it has got to do with the server blocking addresses originating from certain asian ISPs. I am from Singapore. Anyhow, the only way I manage to get access is via a free web proxy like kproxy. But I...

I upgraded to Windows 10. When I launch CO2, and access the About button or New button, the menu would not load properly and the program will cease to work. Have to hit Ctrl-Q to quit? I had some issues with the nVidia drivers during windows 10 update and is all sorted out. I tried running the...