why i always have a red cross while i am downloading

azn_mafia88

i have read the forum.
4 R% W; r) [% F" k" _8 k. T6 V公仔箱論壇they say the "red cross" mean no space on your computer
+ B/ a6 s. L& l
  \7 A: k( r' Y* |& i, bbut my harddisk is not full...how come it still doing that