[7.075] iTunes update does not work via HTTP proxy [CONFIRMED]

Proxy mode: Standart

2007:11:10-15:00:15 (none) httpproxy[8417]: id="0001" severity="info" sys="SecureWeb" sub="http" name="http access" action="block" method="GET" srcip="172.16.70.20" user="" statuscode="500" cached="0" profile="profile_0" filteraction="action_REF_DefaultHTTPCFFAction" size="2167" time="32357 ms" request="0x94d6660" url="itunes.com/.../ Distributors"