I checked the 2 teams for which this occured. Neither team had names with commas. I noticed that other saved teams did not cause this problem and pushing the TEAM STATS button brought up their stats without kicking me out of the application. I realized that the 2 teams causing the problem had played...

TEAM STATS I push on team manager, then choose a team, then push team stats button and the screen goes black and kicks me out of the app! Any idea what's going on?
Dave