Hello Yes we tried disabling ufdbguard. I first suspected it was doing something with proxy tunnels but it made no difference. The dev has moved the .js file to another site so theres no pressure. I'll look at spinning up a basic squid and work through the config, see if i can identify whats or where the issue is. Thanks for your help On 19 August 2014 01:30, Eliezer Croitoru <eliezer@xxxxxxxxxxxx> wrote: > On 08/18/2014 10:37 AM, Paul Regan wrote: >> >> @Eliezer - Sorry to say the acl lines made no difference. Can I use >> any of the debugging options to get deeper into this? > > Well it depends on the 503 content. > it can be a network issue or an application level issue. > Since you can download the file using wget from the proxy machine it seems > like a proxy settings error but there is an option that you are using some > wrong settings. > > For me and many others it do work with proper proxy settings. > Have you tried to remove the ufdbguard from the settings? > It might be the reason.. > > Eliezer
