I tried to make print screen but it didn't work. But I rewrote:
Dell U2412m
The current input timing is not supported by the monitor display. Please change your input timing to 1920x1200 @60Hz or any other monitor listed timing as per the monitor specifications.
I don't understand it... Well, it seems like game works, but it's covered by the black screen with this text (because I can hear sound at the start of the game opening, I can here when I'm moving mouse, when I'm over a button, but can't see anything)