Another preferences crashbug:
1. open inkscape 2. open duplicate window (view -> duplicate) 3. close duplicate window 4. press shift+3 to show grid. 5. crash
bt: (gdb) bt #0-5 uninteresting windows or glib internals #6 0x685ef3c6 in g_log () from C:\inkscapetrunk\inkscape\libglib-2.0-0.dll #7 0x63a61fc7 in g_type_check_instance_cast () from C:\inkscapetrunk\inkscape\libgobject-2.0-0.dll #8 0x006c76d3 in connector_tb_event_attr_changed () #9 0x0071ba4d in Inkscape::XML::(anonymous namespace)::VectorNodeObserver::noti fyAttributeChanged () #10 0x0071c1b3 in Inkscape::XML::CompositeNodeObserver::notifyAttributeChanged () #11 0x0051d94d in Inkscape::XML::SimpleNode::setAttribute () #12 0x004311da in sp_repr_set_boolean () #13 0x0040cb2e in sp_namedview_show_grids () #14 0x0045f180 in SPDesktop::showGrids () #15 0x0045f335 in SPDesktop::toggleGrids () #16 0x0043c972 in Inkscape::ZoomVerb::perform () #17 0x0050b502 in sp_action_perform () #18 0x006ad978 in sp_shortcut_invoke () #19 0x006c03a7 in on_window_key_press ()