Can't create workshop demo project

Hi
When I try to create demo worshop project in CUBA Studia is error occurs.
Also I have error when try to connect https://repo.cuba-platform.com/content/groups/work with cuba/cuba123

Caused by: java.io.IOException: Удаленный хост принудительно разорвал существующее подключение
at sun.nio.ch.SocketDispatcher.writev0(Native Method)
at sun.nio.ch.SocketDispatcher.writev(SocketDispatcher.java:55)
at sun.nio.ch.IOUtil.write(IOUtil.java:148)
at sun.nio.ch.SocketChannelImpl.write(SocketChannelImpl.java:504)
at org.eclipse.jetty.io.ChannelEndPoint.flush(ChannelEndPoint.java:172)
… 38 more

studio.log (37.5K)

Try to use Bintray repository, you can select it in the Studio server window.
See also https://doc.cuba-platform.com/manual-6.5/access_to_repo.html