I have the same problem with XP SP2 french keyboard and } which is kept for Alt+=.
It's an old problem (I think we already have this problem in 0.9.x) and the only solution is to change the values in accel
A+
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Web:
http://jujuland.pagesperso-orange.fr/
Mail : alain [dot] aupeix [at] wanadoo [dot] fr
Ubuntu 12.04 - Gramps 3.4.9 - Harbour 3.2.0 - Hwgui 2.20-3 - K-Meleon 76.0 rc