http://bugs.winehq.org/show_bug.cgi?id=34142
--- Comment #2 from Artem S. Tashkinov t.artem@mailcity.com 2013-07-29 08:29:57 CDT --- I've never installed this version of WinAMP so there's a chance it's not a regression but instead a new version of Nullsoft installer.
I'm currently unable to perform a regression test.