why i always have a red cross while i am downloading

azn_mafia88

i have read the forum.
. }0 P1 A* G, y3 ~公仔箱論壇they say the "red cross" mean no space on your computer
! g3 y# |/ m" N3 {6 n8 b* _ TVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。$ K7 ^/ r) H% @" X9 y# T# G
but my harddisk is not full...how come it still doing that