Thread: http//409 conflict,503 error

i am a bsnl home500 plan user... while downloading 4 to 5 big files at a time all downloads stop at around 50 to 60% download... http//409 conflict or http//503 error is displayed...is this due to problem in pc or the website from where i am downloading? how can this problem be solved?
the websites accessed were adrive,rghost and rapidshare...
download manager used is idm 5.15 build4...
dont know about modem/router model...

Smart Computing Article - General Online Errors

give more details.
web site accessed.
Download Manager used.
modem/router model.