http://bugs.winehq.org/show_bug.cgi?id=26434
--- Comment #4 from Nikolay Sivov bunglehead@gmail.com 2011-11-05 04:11:54 CDT --- Tests show that leading spaces like \n,\r,\t or ' ' are not allowed at xml stream start. So the problem must be in network layer or anywhere we get this stream from.