Problem with Synaptic Package Manager

[rohitb]

Hi everyone, I am using the netbook version of linux on acer aspire one machine.The problem i m facing is regarding synaptic pacakge manager. whenever the download starts it gives out following error:

W: Failed to fetch http://netbook-remix.archive.canonical.com/ubuntu/pool/main/k/kdelibs/kdelibs-data_3.5.9-0ubuntu7.1_all.deb

Please help me.