[Spice-devel] Userquestion - remote-viewer connection fails with "Connection type could not be determined by URI"

Thu Nov 17 09:30:59 UTC 2022

Some details:
Operating System: Kubuntu 22.04
KDE Plasma Version: 5.24.6
KDE Frameworks Version: 5.92.0
Qt Version: 5.15.3
Kernel Version: 5.15.0-53-generic (64-bit)
Graphics Platform: X11
Processors: 8 × AMD Ryzen 5 1500X Quad-Core Processor
Memory: 15.6 GiB of RAM
Graphics Processor: NVIDIA GeForce GTX 1050 Ti/PCIe/SSE2

Opening a Konsole "bash":

Konsole
Version 21.12.3

Locale:

stony at Aperture-Science:~$ locale LANG=de_DE.UTF-8 LANGUAGE=
LC_CTYPE="de_DE.UTF-8" LC_NUMERIC="de_DE.UTF-8" LC_TIME="de_DE.UTF-8"
LC_COLLATE="de_DE.UTF-8" LC_MONETARY="de_DE.UTF-8"
LC_MESSAGES="de_DE.UTF-8" LC_PAPER="de_DE.UTF-8" LC_NAME="de_DE.UTF-8"
LC_ADDRESS="de_DE.UTF-8" LC_TELEPHONE="de_DE.UTF-8"
LC_MEASUREMENT="de_DE.UTF-8" LC_IDENTIFICATION="de_DE.UTF-8" LC_ALL=

I will try to open it today at noon - during my lunch break.
(ATM I am glad it works because i gotta work from home and this
windows-machine is the only way to connect to the Server in my company for
me)

I will get back to you in approximately two hours.

Stefan

Am Do., 17. Nov. 2022 um 10:18 Uhr schrieb Frediano Ziglio <
freddy77 at gmail.com>:

> Il giorno gio 17 nov 2022 alle ore 09:13 Stefan Silberstein
> <linuxstony at gmail.com> ha scritto:
> >
> > Hi,
> >
> > no this is the normal forward-slash with "shift+7" on the german
> keyboard - googlemail messed it up translating it to something else.
> > The URL  is normally typed.
> >
> > This is really weird and I will try to help you as much as I can to get
> to the bottom of it.
> >
> > Stefan
> >
>
> That's pretty weird. That code has been there for ages. I tried but no
> problems for me.
> This operating system and version are you using?
> Which shell?
> Maybe it's the locale? Try launching something like "LANG=C
> remote-viewer spice://192.168.178.51:5900" (LANG environment change)
>
> Frediano
>
> > Am Do., 17. Nov. 2022 um 10:08 Uhr schrieb Frediano Ziglio <
> freddy77 at gmail.com>:
> >>
> >> Il giorno gio 17 nov 2022 alle ore 07:57 Stefan Silberstein
> >> <linuxstony at gmail.com> ha scritto:
> >> >
> >> > Hello again,
> >> >
> >> > so - yesterday I worked from home - as I wrote I was able to connect
> by specifying the user root with "remote-viewer spice://
> root at 192.168.178.51:5900"
> >> >
> >> > Today I want to connect the exact same way (yesterday i simply closed
> the remote-viewer window and the server keept on running so the windows-VM
> was running the whole night) - and I can not connect.
> >> >
> >> > Error Message on the console  "** (remote-viewer:6146): CRITICAL **:
> 07:55:52.853: virt_viewer_util_extract_host: assertion 'uri != NULL' failed"
> >> > Error Message on the popup says translated: Connectiontype could not
> be determined by URI.
> >> >
> >>
> >> Hi,
> >>    That means that the code was not able to parse the URI.
> >>
> >> > IP of the server itself is 192.168.178.51
> >> > IP of the Virtual Machine is 192.168.178.64 and i pingable
> >> > Port 5900 on the server is open: 5900/tcp open  vnc
> >> > remote-viewer --spice-debug spice:⁄⁄192.168.178.51:5900 does not
> produce a more verbose output :(
> >> >
> >>
> >> In this example you are not using ASCII slashes (//), maybe that's the
> problem.
> >>
> >> > Update in the meantime
> >> > But maybe this is helpful to you:
> >> >
> >> > I simply started "remote-viewer --spice-debug"
> >> > Then i got the GUI (which i wasnt even aware it existed).
> >> >
> >> > When I choose the same entry on that list - I AM able to connect.
> >> >
> >> > So the error only exists only when I try to connect via command
> line?! (This is when I am able to connect tomorrow via GUI ;) )
> >> >
> >> > Shouldn't this be the same ?
> >> >
> >> > I mabe I can help - maybe this is indeed a bug?
> >> >
> >> > Stefan
> >> >
> >>
> >> Frediano
> >>
> >> > Am Mi., 16. Nov. 2022 um 09:37 Uhr schrieb Victor Toso <
> victortoso at redhat.com>:
> >> >>
> >> >> On Wed, Nov 16, 2022 at 09:27:21AM +0100, Stefan Silberstein wrote:
> >> >> > I appreciate the time to answer me.
> >> >> >
> >> >> > In the meantime (out of desperation because i needed the
> virtualmachine for
> >> >> > work) I gave it a go with specifying root as user and not the
> servers
> >> >> > username "server".
> >> >> >
> >> >> > I was able to connect to the virtual Windows10 installation with
> >> >> >
> >> >> > remote-viewer spice://root@192.168.178.51:5900
> >> >>
> >> >> Cool
> >> >>
> >> >> > But again - then I dont unterstand why it worked as user and
> >> >> > later on with specifying the user later on (which doesn't work
> >> >> > right now anymore)
> >> >> >
> >> >> > So it is a permissions problem on my side and I successfully
> >> >> > wasted your time. :/
> >> >> >
> >> >> > Sorry about that.
> >> >>
> >> >> Don't worry about that. Happy to hear it worked.
> >> >>
> >> >> >
> >> >> > This happens when "users" try to play with the big boys toys :D
> >> >> >
> >> >> > Have a nice day you all and thanks for your time.
> >> >>
> >> >> You too.
> >> >> Cheers,
> >> >>
> >> >> >
> >> >> > Stefan
> >> >> >
> >> >> > Am Mi., 16. Nov. 2022 um 09:21 Uhr schrieb Victor Toso <
> >> >> > victortoso at redhat.com>:
> >> >> >
> >> >> > > Hi Stefan,
> >> >> > >
> >> >> > > On Tue, Nov 15, 2022 at 09:53:05PM +0100, Stefan Silberstein
> wrote:
> >> >> > > > Hello developers,
> >> >> > > >
> >> >> > > > I can imagine that this will be an annoying question for you -
> >> >> > > > so I apologize in advance.
> >> >> > > >
> >> >> > > > I am a user - with a longer history with linux BUT i am
> >> >> > > > completely new to virtualization.
> >> >> > > > Due to the fact that I got a server donated to me I wanted to
> >> >> > > > give it a go and it worked like a charm.
> >> >> > > >
> >> >> > > > Installed virt-manager, installed Windows10  connected with
> >> >> > > > virt-manager - absolutely no problem.
> >> >> > > >
> >> >> > > > Due to the fact that I need dual monitors I learned that I
> >> >> > > > could add another display and connect with spice - and it
> >> >> > > > worked immediately.
> >> >> > > >
> >> >> > > > BUT - without me changing anything (consciously) I wasn't able
> >> >> > > > to connect to the virtual machine the next week.
> >> >> > > >
> >> >> > > > It refuses with "Verbindungstyp konnte nicht von URI ermittelt
> werden"
> >> >> > > > (Connection type could not be determined by URI)
> >> >> > > >
> >> >> > > > Then i tried to connect with sudo and specifying the user in
> >> >> > > > the command line and it once again connected:
> >> >> > > >
> >> >> > > > sudo remote-viewer  spice:⁄⁄server at 192.168.178.51:5900
> >> >> > >
> >> >> > > Perhaps the URL is the problem. If the IP is 192.168.178.51 and
> >> >> > > the port for the VM is 5900, then try
> >> >> > >
> >> >> > >     remote-viewer spice://192.168.178.51:5900
> >> >> > >
> >> >> > > If server is a dns that can be resolved, should be fine to use it
> >> >> > > instead of ip address
> >> >> > >
> >> >> > >     remote-viewer spice://server:5900
> >> >> > >
> >> >> > >
> >> >> > > > And now - again without changing anything - it doesn't connect
> >> >> > > > with that command as well.
> >> >> > > >
> >> >> > > > I have sadly NO clue whatsoever where to even search for a
> >> >> > > > solution - the internet didn't help me here...
> >> >> > > >
> >> >> > > > Do you have any hint at all what I might do wrong here?
> >> >> > > >
> >> >> > > > The machine is available - the port is open and visible
> >> >> > > > PORT     STATE SERVICE
> >> >> > > > 22/tcp   open  ssh
> >> >> > > > 80/tcp   open  http
> >> >> > > > 3389/tcp open  ms-wbt-server
> >> >> > > > 5900/tcp open  vnc
> >> >> > > >
> >> >> > > > ufw on the server is shut down.
> >> >> > > >
> >> >> > > > ANY help would be greatly appreciated.
> >> >> > >
> >> >> > > You can get more verbose information of issues with --spice-debug
> >> >> > > command line option too.
> >> >> > >
> >> >> > > Cheers,
> >> >> > > Victor
> >> >> > >
>
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