StacktraceTop: empty (this=<optimized out>) at /usr/include/sigc++-2.0/sigc++/functors/slot_base.h:273 operator() (this=0x7f8b4c349b80) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:439 nux::ROProperty<std::string>::operator std::string (this=0x7f8b4c349b68) at /usr/include/Nux-1.0/NuxCore/Property-inl.h:142 unity::dash::ResultViewGrid::OnOnKeyNavFocusChange (this=0x43a4ce0, area=<optimized out>) at /build/buildd/unity-4.22.0/plugins/unityshell/src/ResultViewGrid.cpp:497 sigc::internal::signal_emit1<void, nux::Area*, sigc::nil>::emit (impl=<optimized out>, _A_a1=@0x7fff258225d0) at /usr/include/sigc++-2.0/sigc++/signal.h:1010
StacktraceTop: sigc++- 2.0/sigc+ +/functors/ slot_base. h:273 49b80) at /usr/include/ sigc++- 2.0/sigc+ +/functors/ slot.h: 439 y<std:: string> ::operator std::string (this=0x7f8b4c3 49b68) at /usr/include/ Nux-1.0/ NuxCore/ Property- inl.h:142 :dash:: ResultViewGrid: :OnOnKeyNavFocu sChange (this=0x43a4ce0, area=<optimized out>) at /build/ buildd/ unity-4. 22.0/plugins/ unityshell/ src/ResultViewG rid.cpp: 497 internal: :signal_ emit1<void, nux::Area*, sigc::nil>::emit (impl=<optimized out>, _A_a1=@ 0x7fff258225d0) at /usr/include/ sigc++- 2.0/sigc+ +/signal. h:1010
empty (this=<optimized out>) at /usr/include/
operator() (this=0x7f8b4c3
nux::ROPropert
unity:
sigc::