After the failed upload, when I launched the game, it allowed me to control the units of my opponent. I pressed the "save turn for later" button. The game then disappeared from my list and appeared on my opponent list. He was able to play his turn then, and then I was able to play my next ...

OK, thanks, so far we've been able to continue the game after this incident.

Occasionally, when playing in the tournaments, I have problems uploading my turn to the server. The game displays a message saying, that it cannot connect. When I retry, it displays the same message again. After a few attempts, it displays a message saying, that I can try again or cancel and abandon...