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	Tue, 28 Jan 2025 07:03:17 -0800 (PST)
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Date:	Tue, 28 Jan 2025 16:03:16 +0100
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Subject:	Re: X11 does not start up <winMultiWindowXMsgProc - Fatal error 1 on
	xcb connection>
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From:	Marco Atzeri via Cygwin <cygwin AT cygwin DOT com>
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On 27/01/2025 22:01, Charles Perkins via Cygwin wrote:
> Hello folks,
> 
> I have had multiple problems trying to install X11 on Cygwin.   I am 
> running Cygwin on Windows 11 on my Asus VivoBook.
> 
> The initial X11 installation showed Error 3 for the sub-installation of 
> xinit.
> 
> Looking through previous answers, I found a suggestion to run the 
> following:
> 
>   CYGWINFORALL=-A /bin/sh -vx /etc/postinstall/xinit.sh   (**)
> 
> This failed with the following error:
> 
>     mkshortcut: Saving "/cygdrive/c/ProgramData/Microsoft/Windows/Start
>     Menu/Programs/Cygwin-X/User .xsession script.lnk" failed; does the
>     target directory exist?
> 
> Later, after quite a bit of rigamarole involving "takeown" and "icacls", 
> I was able to run (**) without any error message.
> 
> So then I tried startxwin, with the following error:
> 
>     winMultiWindowXMsgProc - Fatal error 1 on xcb connection
> 
> 
> Here is the complete output of startxwin:
> 
> ========================================================================
> Welcome to the XWin X Server
...
> winMultiWindowXMsgProc - xcb_connect() returned and successfully opened 
> the display.
> Using Composite redirection
> xinit: connection to X server lost
> 
> waiting for X server to shut down winClipboardProc - 
> winClipboardFlushWindowsMessageQueue trapped WM_QUIT message, exiting 
> main loop.
> winMultiWindowXMsgProc - Fatal error 1 on xcb connection
> winDeinitMultiWindowWM - Noting shutdown in progress
> (II) Server terminated successfully (0). Closing log file.
> ==================================================================================
> 
> Thanks in advance for any help you can provide.  If I seem clueless, 
> that's pretty much how I feel right now -- sorry!
> 
> 
> Sincerely,
> Charlie P.
> 

can you follow

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and provide the cygcheck.out as attachment ?

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