why i always have a red cross while i am downloading

azn_mafia88

i have read the forum.
3 u+ K: x0 ~# a5 a3 O5.39.217.77:8898they say the "red cross" mean no space on your computer
7 U5 X2 I; U  b' e" E
0 a1 `* q2 z. j2 \/ Rbut my harddisk is not full...how come it still doing that