[Interest] "QXcbClipboard::setMimeData: Cannot set X11 selection owner"

[René J. V. Bertin]

René J. V. Bertin wrote:

> FWIW, I notice that GTk(3) doesn't use
> xcb_xfixes_select_selection_input_checked() at all, so there's another
> possible reason why GTk applications are not affected when the issue hits me.

Or simply the fact it doesn't use xcb_set_selection_owner() at all. It does use 
XFixesSelectSelectionInput() though, any difference there?