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Message-ID: <a8522a53-3f82-4e1e-9508-702fccf951b7@SystematicSW.ab.ca>
Date: Fri, 17 Oct 2025 12:25:46 -0600
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Subject: Re: Installing CYGWIN 3.6.5 on fresh install of Windows 11 24H2 Build
 26100 fails
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From: Brian Inglis via Cygwin <cygwin AT cygwin DOT com>
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On 2025-10-17 09:23, J. P. Abelanet via Cygwin wrote:
> When I perform a fresh install of CYGWIN 3.6.5 on a fresh install of Windows 11 24H2 Build 26100,
> I get the following errors, which prevent even basic functionality from working:
> 
> Package: 0/Perpetual
> 	0p_000_autorebase.dash exit code -1073741819
> 	0p_update-info-dir.dash exit code -1073741819
> Package: _/base-files
> 	base-files-mketc.sh exit code -1073741819
> 	base-files-profile.sh exit code -1073741819
> Package: _/ca-certificates
> 	ca-certificates.sh exit code 139
> Package: _/libsasl2_3
> 	libsasl2_3.sh exit code -1073741819
> Package: _/rsnapshot
> 	rsnapshot.sh exit code 139
> Package: z/Perpetual
> 	zp_fontconfig_dtd.dash exit code -1073741819
> 
> I’ve also tried upgrading an existing, working Windows 11 machine which had CYGWIN 3.5,
> and I get the exact same problems.
> I’ve used CYGWIN in production environments for years on various versions of Windows
> up through Windows 10 with no problems.
> 
> Is this a known issue, and does anyone have any suggestions?

Check AV settings, or Windows Defender/Windows Security/Virus and threat 
protection settings; add exclusions?

-- 
Take care. Thanks, Brian Inglis              Calgary, Alberta, Canada

La perfection est atteinte                   Perfection is achieved
non pas lorsqu'il n'y a plus rien à ajouter  not when there is no more to add
mais lorsqu'il n'y a plus rien à retrancher  but when there is no more to cut
                                 -- Antoine de Saint-Exupéry

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