[Bug 7487] New: UltraVNC client

[Wine Bugs]

http://bugs.winehq.org/show_bug.cgi?id=7487

Summary: UltraVNC client
           Product: Wine
           Version: 0.9.30.
          Platform: PC-x86-64
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: wine-gui
        AssignedTo: [e-mail]
        ReportedBy: [e-mail]

After a period of usage, I get this error.

err:region:CombineRgn Invalid rgn=(nil)
err:region:CombineRgn Invalid rgn=(nil)
err:region:CombineRgn Invalid rgn=(nil)
err:region:CombineRgn Invalid rgn=(nil)
err:clipping:CLIPPING_UpdateGCRegion hVisRgn is zero. Please report this.

It usually happens when I move the mouse outside of the VNC window.
Using Gentoo 64