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To: cygwin@cygwin.com
Subject: Re: BUG: Cygwin install on new machine: "can't run
 /etc/postinstall/openssl.sh: No such file"
In-Reply-To: <CA+1jF5oHp=u78kn+b0e-pS9QpFVJ3mLC9+kUMMG0vp+Hcor9JA@mail.gmail.com>
 (=?utf-8?Q?=22Aur=C3=A9lien?= Couderc via Cygwin"'s message of "Mon, 15 Jun
 2026 18:06:12 +0200")
References: <CA+1jF5oHp=u78kn+b0e-pS9QpFVJ3mLC9+kUMMG0vp+Hcor9JA@mail.gmail.com>
Date: Tue, 16 Jun 2026 20:05:29 +0200
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From: ASSI via Cygwin <cygwin@cygwin.com>
Reply-To: ASSI <Stromeko@nexgo.de>
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Aurélien Couderc via Cygwin writes:
> I get this error message when installing Cygwin 3.6.9 on a newly
> installed Win11 machine:
[…]
> can't run /etc/postinstall/openssl.sh: No such file

$ cygcheck -f /etc/postinstall/openssl.sh
libssl3-3.5.7-1

The setup.exe would not attempt to run the script if it wasn't on the
disk and it's sourcing it in bash in this case, so something must have
intervened and removed access or the file.

Check your antivirus settings perhaps?


Regards,
Achim.
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