[Bug 28682] New: Ragnarok download shows a .NET exception on start

http://bugs.winehq.org/show_bug.cgi?id=28682

Bug #: 28682
           Summary: Ragnarok download shows a .NET exception on start
           Product: Wine
           Version: 1.3.30
          Platform: x86
               URL: http://www.ragnarokeurope.com/inscription/inscrire.php
        OS/Version: Linux
            Status: NEW
          Keywords: dotnet, download
          Severity: minor
          Priority: P2
         Component: -unknown
        AssignedTo: [e-mail]
        ReportedBy: [e-mail]
    Classification: Unclassified

Created attachment 36860
  --> http://bugs.winehq.org/attachment.cgi?id=36860
.net debug log

Download http://www.ragnarokeurope.com/telechargement/DLM/FilesDownloader.exe
(sha1 cc0f63408d9ee46cd864a56bdd7b2372806d48f9) and run it. Wants .NET 2.0.
Winetricks dotnet20, try again. Throws an exception:

************** Exception Text **************
System.Management.ManagementException: Error code: 0x80041001
   at System.Management.ManagementScope.Initialize()
   at System.Management.ManagementObject.Initialize(Boolean getObject)
   at System.Management.ManagementClass.GetInstances(EnumerationOptions
options)
   at System.Management.ManagementClass.GetInstances()
   at FilesDownloader.MainForm.GetCPUId()
   at FilesDownloader.MainForm.MainForm_Load(Object sender, EventArgs e)
   at System.Windows.Forms.Form.OnLoad(EventArgs e)
   at System.Windows.Forms.Form.OnCreateControl()
   at System.Windows.Forms.Control.CreateControl(Boolean fIgnoreVisible)
   at System.Windows.Forms.Control.CreateControl()
   at System.Windows.Forms.Control.WmShowWindow(Message& m)
   at System.Windows.Forms.Control.WndProc(Message& m)
   at System.Windows.Forms.ScrollableControl.WndProc(Message& m)
   at System.Windows.Forms.ContainerControl.WndProc(Message& m)
   at System.Windows.Forms.Form.WmShowWindow(Message& m)
   at System.Windows.Forms.Form.WndProc(Message& m)
   at System.Windows.Forms.Control.ControlNativeWindow.OnMessage(Message& m)
   at System.Windows.Forms.Control.ControlNativeWindow.WndProc(Message& m)
   at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr
wparam, IntPtr lparam)

I'll attach the full info.

If you simply hit escape, download continues without problems.

Small download, 1.2MB.