bug#27816: 26.0.50; X protocol error: BadPixmap (invalid Pixmap parameter) on protocol request 55

[Jean Louis]

On Sat, Aug 05, 2017 at 02:46:12PM +0200, martin rudalics wrote:
> > etc/DEBUG suggests to evaluate (x-synchronize t).
> 
> Gets me
> 
> Debugger entered--Lisp error: (error "X windows are not in use or not 
> initialized")
>   x-synchronize(t)
> 
> here.

You can start emacs server in terminal, and then
open at least one GUI frame and do (x-synchronize
t), it works that way.

Jean