why i always have a red cross while i am downloading

azn_mafia88

i have read the forum.www2.tvboxnow.com2 L8 p. w. p. z! v) u, ^
they say the "red cross" mean no space on your computerwww2.tvboxnow.com- F1 {; e9 q/ h' _' F
" X& l$ B9 n: v  v7 p, X2 k
but my harddisk is not full...how come it still doing that