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Date: Tue, 6 Jun 2017 09:31:04 +0200
From: "Nicklas Karlsson (nicklas DOT karlsson17 AT gmail DOT com) [via geda-user AT delorie DOT com]" <geda-user AT delorie DOT com>
To: geda-user AT delorie DOT com
Subject: Re: [geda-user] [pcb] semi-bugreport: buffer layers, broken paste
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gedau AT igor2 DOT repo DOT hu wrote:

> Hi PCB developers,
> 
> ...
> The root of the problem is that buffers are sort of independent of the 
> board being edited, while they do assume the layer stack is the same in 
> buffers and in the board but nothing guarantees that. This causes no 
> problem most of the time, but breaks as soon as:
> 
> - the buffer is used to copy some data from one board to another, with 
> a different layer stack
> 
> - a board with different layer stack is loaded into the buffer
> 
> - the layer stack of the current board is modified while a buffer is not 
> empty

The problem with disagreement between buffer and layout is ovbious. Where you really able to come with a solution for paste to work anyway? Or you used similar approach as for footprints?