StacktraceTop: _M_grab (__alloc2=<optimized out>, __alloc1=..., this=<optimized out>) at /build/buildd/gcc-4.6-4.6.3/build/x86_64-linux-gnu/libstdc++-v3/include/bits/basic_string.h:224 std::basic_string<char, std::char_traits<char>, std::allocator<char> >::basic_string (this=0x7fff05f21410, __str=...) at /build/buildd/gcc-4.6-4.6.3/build/x86_64-linux-gnu/libstdc++-v3/include/bits/basic_string.tcc:175 unity::launcher::HudLauncherIcon::HudLauncherIcon(unity::launcher::LauncherHideMode)::{lambda(_GVariant*)#1}::operator()(_GVariant*) const () at /usr/include/Nux-2.0/NuxCore/Property-inl.h:87 operator() (_A_a1=@0x7fff05f21468, this=<optimized out>) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:515 unity::UBusManager::OnCallback (args=0x10ae4a0, user_data=<optimized out>) at /build/buildd/unity-5.8.0/plugins/unityshell/src/UBusWrapper.cpp:67
StacktraceTop: <optimized out>, __alloc1=..., this=<optimized out>) at /build/ buildd/ gcc-4.6- 4.6.3/build/ x86_64- linux-gnu/ libstdc+ +-v3/include/ bits/basic_ string. h:224 string< char, std::char_ traits< char>, std::allocator< char> >::basic_string (this=0x7fff05f 21410, __str=...) at /build/ buildd/ gcc-4.6- 4.6.3/build/ x86_64- linux-gnu/ libstdc+ +-v3/include/ bits/basic_ string. tcc:175 :launcher: :HudLauncherIco n::HudLauncherI con(unity: :launcher: :LauncherHideMo de)::{lambda( _GVariant* )#1}::operator( )(_GVariant* ) const () at /usr/include/ Nux-2.0/ NuxCore/ Property- inl.h:87 @0x7fff05f21468 , this=<optimized out>) at /usr/include/ sigc++- 2.0/sigc+ +/functors/ slot.h: 515 :UBusManager: :OnCallback (args=0x10ae4a0, user_data= <optimized out>) at /build/ buildd/ unity-5. 8.0/plugins/ unityshell/ src/UBusWrapper .cpp:67
_M_grab (__alloc2=
std::basic_
unity:
operator() (_A_a1=
unity: