Do you use a proxy? Make sure that you can hit qvera.com from your machine.
Do you have an Intrusion Detection System (IDS) that could be altering traffic from qvera.com? If this is the case, you should add a rule to not block traffic from qvera.com. The 0.chunk file is a fragment of an archive file, and the IDS may monitor and block it.
You always have the option of downloading the latest QIE installer, stopping QIE, running the installer, and then starting QIE again.