Re: [dev] [dwm] BadAtom error

From: Anselm R Garbe <>
Date: Tue, 25 Oct 2011 22:10:07 +0200

On 25 October 2011 13:08, <> wrote:
> Running the example code at the bottom of
> results in the following
> error:
> X Error of failed request:  BadAtom (invalid Atom parameter)
>  Major opcode of failed request:  18 (X_ChangeProperty)
>  Atom id in failed request:  0x0
>  Serial number of failed request:  10
>  Current serial number in output stream:  11
> The same code works well with wmii and fluxbox window managers.
> Strangely enough it works also from time to time with dwm, but I have no
> idea how to reproduce these working conditions. Never had problems with
> other X applications under dwm.
> I have been able to track the following code
> The error is raised by
>  m_wmProtocols = XInternAtom( display->get(), "WM_PROTOCOLS", False );
> Unfortunately I am completely clueless when it comes to X programming
> and would appreciate any help to solve this issue.

Imho you tracked the issue to the wrong line in your code. The issue
is more likely caused by
(haven't checked though) which in turn refers to,
which might not exist (due to the True as last argument) in case of
dwm. dwm doesn't use or set any MOTIF hints.

Received on Tue Oct 25 2011 - 22:10:07 CEST

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