what i have found from this link :
'http://www.checkupdown.com/status/E500.html' is
"This error can only be resolved by fixes to the
Web server software. It is not a client-side
problem. It is up to the operators of your Web
server site to locate and analyse the logs which
should give further information about the error"
Roland
"Roland de Ruiter" <roland.d...@example.invalid> wrote in message
news:mIednUnrGJAH_n7Z...@mozilla.org...