any idea why BT always drop line

E46

I have Bitcomet 0.70, I have no problem with it, but after I download and run the Spyware Doctor.  My BT drop line like crazy. It always drop to 0 Kb/s for all of them. and the speed is very slow, even the upload speed is much lower than I set. b4 is always top of the limit which is 50 Kb/s. now is only 10 to 20.
- q5 M6 Y3 r" o! t7 f+ E( Ktvb now,tvbnow,bttvbShould I unistall the Spyware Doctor. (I didn't ture it on guard.)
  Y, j* R( s; z4 I$ Q& c) d- qTVBNOW 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。Anyone can help, please.