game problems.

please help. ive installed nba 2k11 and now the game wont run. when i click it a black screen just pops up and quickly goes away. can someone help me asap thanks

I have my game for a long time and today i started a quick game and the game only let me control one player. anyone have any idea how to change the settings so that i could play the entire team

Go to your user profile and remove the player lock.