If I select Windows -> save desktop geometry, eboard will exit with the following message:
Segmentation fault (core dumped)
A copy of the core file, my ~/.eboard, LOG.eboard and DEBUG.eboard can be found at:
Whether or not I'm connected to a chess server is irrelevant, and also whether or not I have resized/moved any windows.
eboard from the package in debian unstable, version of gtk is 1.2.10 and of imlib 1.9.11.