[Bug 6013] New: Guildwars background is black

[Wine Bugs]

http://bugs.winehq.org/show_bug.cgi?id=6013

Summary: Guildwars background is black
           Product: Wine
           Version: 0.9.19.
          Platform: PC
               URL: http://www.guildwars.com
        OS/Version: Linux
            Status: NEW
          Severity: normal
          Priority: P2
         Component: wine-directx-d3d
        AssignedTo: [e-mail]
        ReportedBy: [e-mail]

Since 0.9.18, I cannot see the background.
everything is black, nothing is visible in the background.
Something between 0.9.17 and 0.9.18 broke guildwars.
Still I cant find which patch broke guildwars.
I am very bad in regression testing.