why i always have a red cross while i am downloading

azn_mafia88

i have read the forum.公仔箱論壇3 Z5 n. [& e: Q7 n( j2 p
they say the "red cross" mean no space on your computer5.39.217.76/ q$ h2 B' M8 l
公仔箱論壇9 B; B' X; y" M& }$ O* K
but my harddisk is not full...how come it still doing that