winedbg - walk wnd broken?

Eric Pouech eric.pouech at
Tue Oct 8 14:39:56 CDT 2002

Roger Eisenecher a écrit :
> Hi List
> I am using winedbg with the commands "walk wnd" or "info wnd <handle>". But unfortunately both functions seems to have problems to
> retrieve the registered window classes. I get always the class "-- Unknown --" expect for the top window (desktop).
> Could some one explain me why this happen or if this is a known "feature" of winedbg?
just because, as of today, windows classes are not stored in the server,
so a process can only access (read/write) its own classes, while windows
are shared in the server and we can read windows attributes from another
it's not a winedbg shortcoming, it's a user32 one


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