Common issues & fixes - Maximum number of sessions reached...

[Shagrath]

"Case #2:
"Maximum number of sessions reached..." appear after login, when I click "Start" button :

Cause: Your computer clock and time zone setting may not be set appropriately.
Possible solution: Please check with your computer clock and timezone setting and try again."

What time zone we musst setup?

Need help, whant to try your product, but have this issue. Thank.
Win 7 64bit, Russian language, but I but live in Germany, time zone UTC +01:00 Amsterdam, Belgrade, Berlin, Brussels, Kinshasa, Lagos, Madrid, Paris, Rome, Stockholm...