openconnect Unexpected 404 result from server

[Daniel Lenski]

On Wed, Jul 15, 2020 at 10:58 PM Dimitar Gerasimov <dgerasimov at gmail.com> wrote:
>
> Hello. I've been using openconnect for several years now. But recently
> I start to get this message - "Unexpected 404 result from server" and
> can't connect to the vpn server. Openconnect version - OpenConnect
> version v8.10-0-bionic1 . OS is Ubuntu 20.04, and I tried the latest
> Debian also  The VPN server is Pulse secure device. The Pulse Secure
> device is under my control, and nothing is changed there. Here some
> logs from Openconnect -
>
> Attempting to connect to server *.*.*.*:443
> Connected to *.*.*.*:443
> SSL negotiation with ssl.example.com
> Connected to HTTPS on ssl.example.com with ciphersuite
> (TLS1.2)-(RSA)-(AES-128-GCM)
> Got HTTP response: HTTP/1.1 404 Not Found
> Transfer-Encoding: chunked
> Strict-Transport-Security: max-age=31536000
> HTTP body chunked (-2)
> Unexpected 404 result from server

What is the complete command line that you are using to connect? What
happens if you add `-vvv --dump`?