http://bugs.winehq.org/show_bug.cgi?id=30023
--- Comment #5 from Juan Lang juan.lang@gmail.com 2012-05-07 14:54:13 CDT --- Created attachment 40082 --> http://bugs.winehq.org/attachment.cgi?id=40082 Don't fail WinHttpGetProxyForUrl when WinHttpDetectAutoProxyConfigUrl fails.
Does this patch help?