Issues with multiple displays and openGL libraries after latest updates to X, GL, and Mesa

[Hamish MB]

Note: I've just realised this only happens when 3D acceleration is
enabled in VirtualBox, hence this may be a VirtualBox bug, rather than a
Cygwin bug. Thoughts?

Hamish

On 12/09/2019 12:33, Hamish McIntyre-Bhatty wrote:
> Okay, so after the latest set of updates, this still seems to happen.
> Attached is the XWin.0.log file. I am running this in Virtualbox, so it
> is possible that this issue has something to do with that?
>
> Hamish
>
> On 07/09/2019 19:50, Hamish McIntyre-Bhatty wrote:
>> I was starting with "startxwin &" in the Cygwin terminal. Is this the
>> wrong way to do it?
>>
>> I'll try that soon and get back to you.
>>
>> This was before the latest set of updates to Xorg and the openGL
>> libraries, so it could be that it had something to do with the missing
>> libEGL dependency - I will try again now, and hopefully it will work
>> :). If it's any help, I'm running Cygwin on Windows 7.
>>
>> Hamish
>>
>> On 07/09/2019 16:11, Jon Turney wrote:
>>> On 05/09/2019 11:28, Hamish MB wrote:
>>>> libraries. Additionally, the xwin server refuses to start if more than
>>>> one display is present, for reasons I don't understand.
>>> That is unusual.
>>>
>>> I assume you are trying to start via the start menu shortcut?
>>>
>>> Does starting it as 'XWin -multiwindow' work?
>>>
>>> If not, can you provide the /var/log/xwin/XWin.0.log?
>>>

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