448 (400 direct, 48 indirect) bytes in 2 blocks are definitely lost in loss record 17,303 of 18,892
  in WUI_Table_View_Form<Wt::Dbo::ptr<DBInterfaceView> >::WUI_Table_View_Form(std::string, Wt::Dbo::Query<Wt::Dbo::ptr<DBInterfaceView>, Wt::Dbo::DynamicBinding>*, bool, bool) in wui/headers/WUI_Table_View_Form.h:88
  1: operator new(unsigned long) in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so
  2: Wt::WBoxLayout::createSpacer(Wt::WLength const&) in /build/buildd/witty-3.3.4+dfsg/src/Wt/WBoxLayout.C:238
  3: Wt::WBoxLayout::insertStretch(int, int) in /build/buildd/witty-3.3.4+dfsg/src/Wt/WBoxLayout.C:154
  4: WUI_Table_View_Form&lt;Wt::Dbo::ptr&lt;DBInterfaceView&gt; &gt;::WUI_Table_View_Form(std::string, Wt::Dbo::Query&lt;Wt::Dbo::ptr&lt;DBInterfaceView&gt;, Wt::Dbo::DynamicBinding&gt;*, bool, bool) in <a href="file:///home/Programming/WAF/build-WAF-Desktop-Debug/../ASPA/Main/wui/headers/WUI_Table_View_Form.h:88" >wui/headers/WUI_Table_View_Form.h:88</a>
  5: WUI_Settings_Interfaces::WUI_Settings_Interfaces() in <a href="file:///path/WUI_Settings_Interfaces.cpp:45" >wui/sources/WUI_Settings_Interfaces.cpp:45</a>
  6: WUI_StandMenu::WUI_StandMenu(Wt::WStackedWidget*) in <a href="file:///path/WUI_StandMenu.cpp:59" >wui/sources/WUI_StandMenu.cpp:59</a>
  7: WUI_Manager::WUI_Manager() in <a href="file:///path/WUI_Manager.cpp:61" >wui/sources/WUI_Manager.cpp:61</a>
  8: WUI_APP::authEvent() in <a href="file:///path/WUI_APP.cpp:230" >wui/sources/WUI_APP.cpp:230</a>
  9: boost::_mfi::mf0&lt;void, WUI_APP&gt;::operator()(WUI_APP*) const in <a href="file:///usr/include/boost/bind/mem_fn_template.hpp:49" >/usr/include/boost/bind/mem_fn_template.hpp:49</a>
  10: void boost::_bi::list1&lt;boost::_bi::value&lt;WUI_APP*&gt; &gt;::operator()&lt;boost::_mfi::mf0&lt;void, WUI_APP&gt;, boost::_bi::list6&lt;Wt::NoClass&amp;, Wt::NoClass&amp;, Wt::NoClass&amp;, Wt::NoClass&amp;, Wt::NoClass&amp;, Wt::NoClass&amp;&gt; &gt;(boost::_bi::type&lt;void&gt;, boost::_mfi::mf0&lt;void, WUI_APP&gt;&amp;, boost::_bi::list6&lt;Wt::NoClass&amp;, Wt::NoClass&amp;, Wt::NoClass&amp;, Wt::NoClass&amp;, Wt::NoClass&amp;, Wt::NoClass&amp;&gt;&amp;, int) in <a href="file:///usr/include/boost/bind/bind.hpp:253" >/usr/include/boost/bind/bind.hpp:253</a>
  11: void boost::_bi::bind_t&lt;void, boost::_mfi::mf0&lt;void, WUI_APP&gt;, boost::_bi::list1&lt;boost::_bi::value&lt;WUI_APP*&gt; &gt; &gt;::operator()&lt;Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass&gt;(Wt::NoClass&amp;, Wt::NoClass&amp;, Wt::NoClass&amp;, Wt::NoClass&amp;, Wt::NoClass&amp;, Wt::NoClass&amp;) in <a href="file:///usr/include/boost/bind/bind_template.hpp:203" >/usr/include/boost/bind/bind_template.hpp:203</a>
  12: boost::detail::function::void_function_obj_invoker6&lt;boost::_bi::bind_t&lt;void, boost::_mfi::mf0&lt;void, WUI_APP&gt;, boost::_bi::list1&lt;boost::_bi::value&lt;WUI_APP*&gt; &gt; &gt;, void, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass&gt;::invoke(boost::detail::function::function_buffer&amp;, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass) in <a href="file:///usr/include/boost/function/function_template.hpp:153" >/usr/include/boost/function/function_template.hpp:153</a>
  13: boost::function6&lt;void, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass&gt;::operator()(Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass) const in <a href="file:///usr/include/boost/function/function_template.hpp:767" >/usr/include/boost/function/function_template.hpp:767</a>
  14: boost::signals2::detail::void_type boost::signals2::detail::call_with_tuple_args&lt;boost::signals2::detail::void_type&gt;::m_invoke&lt;boost::function&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass)&gt;, 0u, 1u, 2u, 3u, 4u, 5u, Wt::NoClass&amp;, Wt::NoClass&amp;, Wt::NoClass&amp;, Wt::NoClass&amp;, Wt::NoClass&amp;, Wt::NoClass&amp;&gt;(void*, boost::function&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass)&gt;&amp;, boost::signals2::detail::unsigned_meta_array&lt;0u, 1u, 2u, 3u, 4u, 5u&gt;, std::tuple&lt;Wt::NoClass&amp;, Wt::NoClass&amp;, Wt::NoClass&amp;, Wt::NoClass&amp;, Wt::NoClass&amp;, Wt::NoClass&amp;&gt;) const in <a href="file:///usr/include/boost/signals2/detail/variadic_slot_invoker.hpp:92" >/usr/include/boost/signals2/detail/variadic_slot_invoker.hpp:92</a>
  15: boost::signals2::detail::void_type boost::signals2::detail::call_with_tuple_args&lt;boost::signals2::detail::void_type&gt;::operator()&lt;boost::function&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass)&gt;, Wt::NoClass&amp;, Wt::NoClass&amp;, Wt::NoClass&amp;, Wt::NoClass&amp;, Wt::NoClass&amp;, Wt::NoClass&amp;, 6ul&gt;(boost::function&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass)&gt;&amp;, std::tuple&lt;Wt::NoClass&amp;, Wt::NoClass&amp;, Wt::NoClass&amp;, Wt::NoClass&amp;, Wt::NoClass&amp;, Wt::NoClass&amp;&gt;, mpl_::size_t&lt;6ul&gt;) const in <a href="file:///usr/include/boost/signals2/detail/variadic_slot_invoker.hpp:81" >/usr/include/boost/signals2/detail/variadic_slot_invoker.hpp:81</a>
  16: boost::signals2::detail::void_type boost::signals2::detail::variadic_slot_invoker&lt;boost::signals2::detail::void_type, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass&gt;::m_invoke&lt;boost::shared_ptr&lt;boost::signals2::detail::connection_body&lt;std::pair&lt;boost::signals2::detail::slot_meta_group, boost::optional&lt;int&gt; &gt;, boost::signals2::slot&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass), boost::function&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass)&gt; &gt;, boost::signals2::mutex&gt; &gt; &gt;(boost::shared_ptr&lt;boost::signals2::detail::connection_body&lt;std::pair&lt;boost::signals2::detail::slot_meta_group, boost::optional&lt;int&gt; &gt;, boost::signals2::slot&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass), boost::function&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass)&gt; &gt;, boost::signals2::mutex&gt; &gt; const&amp;, boost::signals2::detail::void_type const*) const in <a href="file:///usr/include/boost/signals2/detail/variadic_slot_invoker.hpp:117" >/usr/include/boost/signals2/detail/variadic_slot_invoker.hpp:117</a>
  17: boost::signals2::detail::void_type boost::signals2::detail::variadic_slot_invoker&lt;boost::signals2::detail::void_type, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass&gt;::operator()&lt;boost::shared_ptr&lt;boost::signals2::detail::connection_body&lt;std::pair&lt;boost::signals2::detail::slot_meta_group, boost::optional&lt;int&gt; &gt;, boost::signals2::slot&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass), boost::function&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass)&gt; &gt;, boost::signals2::mutex&gt; &gt; &gt;(boost::shared_ptr&lt;boost::signals2::detail::connection_body&lt;std::pair&lt;boost::signals2::detail::slot_meta_group, boost::optional&lt;int&gt; &gt;, boost::signals2::slot&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass), boost::function&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass)&gt; &gt;, boost::signals2::mutex&gt; &gt; const&amp;) const in <a href="file:///usr/include/boost/signals2/detail/variadic_slot_invoker.hpp:110" >/usr/include/boost/signals2/detail/variadic_slot_invoker.hpp:110</a>
  18: boost::signals2::detail::slot_call_iterator_t&lt;boost::signals2::detail::variadic_slot_invoker&lt;boost::signals2::detail::void_type, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass&gt;, std::_List_iterator&lt;boost::shared_ptr&lt;boost::signals2::detail::connection_body&lt;std::pair&lt;boost::signals2::detail::slot_meta_group, boost::optional&lt;int&gt; &gt;, boost::signals2::slot&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass), boost::function&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass)&gt; &gt;, boost::signals2::mutex&gt; &gt; &gt;, boost::signals2::detail::connection_body&lt;std::pair&lt;boost::signals2::detail::slot_meta_group, boost::optional&lt;int&gt; &gt;, boost::signals2::slot&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass), boost::function&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass)&gt; &gt;, boost::signals2::mutex&gt; &gt;::dereference() const in <a href="file:///usr/include/boost/signals2/detail/slot_call_iterator.hpp:82" >/usr/include/boost/signals2/detail/slot_call_iterator.hpp:82</a>
  19: boost::signals2::detail::slot_call_iterator_t&lt;boost::signals2::detail::variadic_slot_invoker&lt;boost::signals2::detail::void_type, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass&gt;, std::_List_iterator&lt;boost::shared_ptr&lt;boost::signals2::detail::connection_body&lt;std::pair&lt;boost::signals2::detail::slot_meta_group, boost::optional&lt;int&gt; &gt;, boost::signals2::slot&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass), boost::function&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass)&gt; &gt;, boost::signals2::mutex&gt; &gt; &gt;, boost::signals2::detail::connection_body&lt;std::pair&lt;boost::signals2::detail::slot_meta_group, boost::optional&lt;int&gt; &gt;, boost::signals2::slot&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass), boost::function&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass)&gt; &gt;, boost::signals2::mutex&gt; &gt;::reference boost::iterator_core_access::dereference&lt;boost::signals2::detail::slot_call_iterator_t&lt;boost::signals2::detail::variadic_slot_invoker&lt;boost::signals2::detail::void_type, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass&gt;, std::_List_iterator&lt;boost::shared_ptr&lt;boost::signals2::detail::connection_body&lt;std::pair&lt;boost::signals2::detail::slot_meta_group, boost::optional&lt;int&gt; &gt;, boost::signals2::slot&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass), boost::function&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass)&gt; &gt;, boost::signals2::mutex&gt; &gt; &gt;, boost::signals2::detail::connection_body&lt;std::pair&lt;boost::signals2::detail::slot_meta_group, boost::optional&lt;int&gt; &gt;, boost::signals2::slot&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass), boost::function&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass)&gt; &gt;, boost::signals2::mutex&gt; &gt; &gt;(boost::signals2::detail::slot_call_iterator_t&lt;boost::signals2::detail::variadic_slot_invoker&lt;boost::signals2::detail::void_type, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass&gt;, std::_List_iterator&lt;boost::shared_ptr&lt;boost::signals2::detail::connection_body&lt;std::pair in <a href="file:///usr/include/boost/iterator/iterator_facade.hpp:514" >/usr/include/boost/iterator/iterator_facade.hpp:514</a>
  20: boost::iterator_facade&lt;boost::signals2::detail::slot_call_iterator_t&lt;boost::signals2::detail::variadic_slot_invoker&lt;boost::signals2::detail::void_type, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass&gt;, std::_List_iterator&lt;boost::shared_ptr&lt;boost::signals2::detail::connection_body&lt;std::pair&lt;boost::signals2::detail::slot_meta_group, boost::optional&lt;int&gt; &gt;, boost::signals2::slot&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass), boost::function&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass)&gt; &gt;, boost::signals2::mutex&gt; &gt; &gt;, boost::signals2::detail::connection_body&lt;std::pair&lt;boost::signals2::detail::slot_meta_group, boost::optional&lt;int&gt; &gt;, boost::signals2::slot&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass), boost::function&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass)&gt; &gt;, boost::signals2::mutex&gt; &gt;, boost::signals2::detail::void_type, boost::single_pass_traversal_tag, boost::signals2::detail::void_type const&amp;, long&gt;::operator*() const in <a href="file:///usr/include/boost/iterator/iterator_facade.hpp:639" >/usr/include/boost/iterator/iterator_facade.hpp:639</a>
  21: void boost::signals2::optional_last_value&lt;void&gt;::operator()&lt;boost::signals2::detail::slot_call_iterator_t&lt;boost::signals2::detail::variadic_slot_invoker&lt;boost::signals2::detail::void_type, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass&gt;, std::_List_iterator&lt;boost::shared_ptr&lt;boost::signals2::detail::connection_body&lt;std::pair&lt;boost::signals2::detail::slot_meta_group, boost::optional&lt;int&gt; &gt;, boost::signals2::slot&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass), boost::function&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass)&gt; &gt;, boost::signals2::mutex&gt; &gt; &gt;, boost::signals2::detail::connection_body&lt;std::pair&lt;boost::signals2::detail::slot_meta_group, boost::optional&lt;int&gt; &gt;, boost::signals2::slot&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass), boost::function&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass)&gt; &gt;, boost::signals2::mutex&gt; &gt; &gt;(boost::signals2::detail::slot_call_iterator_t&lt;boost::signals2::detail::variadic_slot_invoker&lt;boost::signals2::detail::void_type, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass&gt;, std::_List_iterator&lt;boost::shared_ptr&lt;boost::signals2::detail::connection_body&lt;std::pair&lt;boost::signals2::detail::slot_meta_group, boost::optional&lt;int&gt; &gt;, boost::signals2::slot&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass), boost::function&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass)&gt; &gt;, boost::signals2::mutex&gt; &gt; &gt;, boost::signals2::detail::connection_body&lt;std::pair&lt;boost::signals2::detail::slot_meta_group, boost::optional&lt;int&gt; &gt;, boost::signals2::slot&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass), boost::function&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass)&gt; &gt;, boost::signals2::mutex&gt; &gt;, boost::signals2::detail::slot_call_iterator_t&lt;boost::signals2::detail::variadic_slot_invoker&lt;boost::signals2::detail::void_type, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass&gt;, std::_List_iterator&lt;boost::shared_ptr&lt;boost::signals2::detail::connection_bod in <a href="file:///usr/include/boost/signals2/optional_last_value.hpp:55" >/usr/include/boost/signals2/optional_last_value.hpp:55</a>
  22: void boost::signals2::detail::combiner_invoker&lt;void&gt;::operator()&lt;boost::signals2::optional_last_value&lt;void&gt;, boost::signals2::detail::slot_call_iterator_t&lt;boost::signals2::detail::variadic_slot_invoker&lt;boost::signals2::detail::void_type, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass&gt;, std::_List_iterator&lt;boost::shared_ptr&lt;boost::signals2::detail::connection_body&lt;std::pair&lt;boost::signals2::detail::slot_meta_group, boost::optional&lt;int&gt; &gt;, boost::signals2::slot&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass), boost::function&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass)&gt; &gt;, boost::signals2::mutex&gt; &gt; &gt;, boost::signals2::detail::connection_body&lt;std::pair&lt;boost::signals2::detail::slot_meta_group, boost::optional&lt;int&gt; &gt;, boost::signals2::slot&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass), boost::function&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass)&gt; &gt;, boost::signals2::mutex&gt; &gt; &gt;(boost::signals2::optional_last_value&lt;void&gt;&amp;, boost::signals2::detail::slot_call_iterator_t&lt;boost::signals2::detail::variadic_slot_invoker&lt;boost::signals2::detail::void_type, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass&gt;, std::_List_iterator&lt;boost::shared_ptr&lt;boost::signals2::detail::connection_body&lt;std::pair&lt;boost::signals2::detail::slot_meta_group, boost::optional&lt;int&gt; &gt;, boost::signals2::slot&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass), boost::function&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass)&gt; &gt;, boost::signals2::mutex&gt; &gt; &gt;, boost::signals2::detail::connection_body&lt;std::pair&lt;boost::signals2::detail::slot_meta_group, boost::optional&lt;int&gt; &gt;, boost::signals2::slot&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass), boost::function&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass)&gt; &gt;, boost::signals2::mutex&gt; &gt;, boost::signals2::detail::slot_call_iterator_t&lt;boost::signals2::detail::variadic_slot_invoker&lt;boost::signals2::detail::void_type, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt: in <a href="file:///usr/include/boost/signals2/detail/result_type_wrapper.hpp:64" >/usr/include/boost/signals2/detail/result_type_wrapper.hpp:64</a>
  23: boost::signals2::detail::signal_impl&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass), boost::signals2::optional_last_value&lt;void&gt;, int, std::less&lt;int&gt;, boost::function&lt;void (Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass)&gt;, boost::function&lt;void (boost::signals2::connection const&amp;, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass)&gt;, boost::signals2::mutex&gt;::operator()(Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass) in <a href="file:///usr/include/boost/signals2/detail/signal_template.hpp:246" >/usr/include/boost/signals2/detail/signal_template.hpp:246</a>
  24: operator() in <a href="file:///usr/include/boost/signals2/detail/signal_template.hpp:695" >/usr/include/boost/signals2/detail/signal_template.hpp:695</a>
  25: Wt::Signal&lt;Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass&gt;::emit(Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass, Wt::NoClass) const [clone .isra.177] in /build/buildd/witty-3.3.4+dfsg/src/Wt/WSignal:992
  26: Wt::Auth::FormBaseModel::loginUser(Wt::Auth::Login&amp;, Wt::Auth::User&amp;, Wt::Auth::LoginState) in /build/buildd/witty-3.3.4+dfsg/src/Wt/Auth/FormBaseModel.C:96