Re: [Sawfish] Re: error "sm-open-connection" "Could not open network socket"

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From: GSR - FR <famrom@xxxxxxxxxxxxxxxxxxxx>
Subject: [Sawfish] Re: error "sm-open-connection" "Could not open network socket"
Date: Mon, 9 Mar 2020 23:24:00 +0100

> Hi,
> sawfish@xxxxxxxxxx (2020-03-03 at 0944.51 +0100):
>> I tried to build sawfish from source on a CentOS system , but when I launch it (vnc based server) I get:
>> $ sawfish --no-rc
>> Lisp backtrace:
>> #3   sm-connect ...
>> #2   sm-init ...
>> #1   run-byte-code ...
>> error--> (error "sm-open-connection" "Could not open network socket")
> ...
>> Any ideas how to resolve this?
> Some ideas:
> Crude workarounds (to perpetuate the "poor support because nobody uses
> it because support is poor, so lets invent something else" cycle):
> compile without session management, or disable uses like the sm-init
> one in lisp/sawfish/wm.jl. /grumpy
> Now, really trying to figure a proper way, I would start running it as
> "strace -o sawfish-connect.log sawfish" and see what is doing exactly;
> go to end of log and read it backwards. Maybe a socket is missing, or
> cannot be created, or permissions are wrong.
> Does the server have any kind of restriction about networks (or even
> filesystems)? Jail, SELinux, AppArmor or similar? I assume X11 session
> management infrastructure is there when running (,
> in "ldd /path/to/sawfish") if you managed to get to compile with it
> and launch it, but maybe something does not allow it to work properly.
> Maybe there is a problem with SESSION_MANAGER env var like in
> (just an example, different window manager, but maybe...) Quick test
> for this: run as "SESSION_MANAGER='' sawfish".


The SESSION_MANAGER environment variable was indeed the problem. I did
an unset of SESSION_MANAGER and sawfish started just fine.


Best regards

Sawfish ML

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