foul–up 
/ˈfaʊlˌʌp/ noun
plural foul–ups /ˈfaʊlˌʌp/ noun [count] informal : a problem caused by someone making a mistake or being careless
▪ They had to deal with yet another administrative foul-up. — see also foul up at 3foul
▪ They had to deal with yet another administrative foul-up. — see also foul up at 3foul
