Thanks a lot, but once I did that and started the game, there is only a black screen and the game can't be started.Do you know what could be the problem?

I'm having problems with a game called the soviet union strikes back.It is a pretty new freeware game made in 2001.I can't start itin XP, so I tried it in Dosbox, and I got this message: LOAD ERROR: no DPMI get csdmi*b.zip Can someone help me please! 😖