Hi, I just tried running example included with BGL astar_maze.cpp and it crashes every time I do that. Call stack (VC++ 2008 SP1):
astar_maze.exe!boost::unordered_detail::hash_table<boost::unordered_detail::set<vertex_hash,std::equal_to<boost::array<unsigned int,2> >,std::allocator<boost::array<unsigned int,2> > > >::find_iterator(boost::unordered_detail::hash_bucket<std::allocator<boost::array<unsigned int,2> > > * bucket=0xcfec9914, const boost::array<unsigned int,2> & k=0x002cf0d8) Line 55 + 0x3 bytes C++ astar_maze.exe!boost::unordered_detail::hash_table<boost::unordered_detail::set<vertex_hash,std::equal_to<boost::array<unsigned int,2> >,std::allocator<boost::array<unsigned int,2> > > >::find(const boost::array<unsigned int,2> & k=0x002cf0d8) Line 583 + 0x10 bytes C++ astar_maze.exe!boost::unordered_set<boost::array<unsigned int,2>,vertex_hash,std::equal_to<boost::array<unsigned int,2> ,std::allocator<boost::array<unsigned int,2> > >::find(const boost::array<unsigned int,2> & k=0x002cf0d8) Line 400 + 0x13 bytes C++ astar_maze.exe!boost::set_contains<boost::array<unsigned int,2>,vertex_hash,std::equal_to<boost::array<unsigned int,2> ,std::allocator<boost::array<unsigned int,2> >,boost::array<unsigned int,2> >(const boost::unordered_set<boost::array<unsigned int,2>,vertex_hash,std::equal_to<boost::array<unsigned int,2> ,std::allocator<boost::array<unsigned int,2> > > & s={...}, const boost::array<unsigned int,2> & x=0x002cf0d8) Line 21 + 0x23 bytes C++ astar_maze.exe!boost::is_not_in_subset<boost::unordered_set<boost::array<unsigned int,2>,vertex_hash,std::equal_to<boost::array<unsigned int,2> ,std::allocator<boost::array<unsigned int,2> > > ::operator()<boost::array<unsigned int,2> >(const boost::array<unsigned int,2> & x=0x002cf0d8) Line 60 + 0xf bytes C++ astar_maze.exe!boost::filter_iterator<boost::is_not_in_subset<boost::unordered_set<boost::array<unsigned int,2>,vertex_hash,std::equal_to<boost::array<unsigned int,2> ,std::allocator<boost::array<unsigned int,2> > > ,boost::transform_iterator<boost::detail::grid_graph_vertex_at<boost::grid_graph<2,unsigned int,unsigned int> >,boost::counting_iterator<unsigned int,boost::use_default,boost::use_default>,boost::use_default,boost::use_default> ::satisfy_predicate() Line 100 + 0x41 bytes C++ astar_maze.exe!boost::filter_iterator<boost::is_not_in_subset<boost::unordered_set<boost::array<unsigned int,2>,vertex_hash,std::equal_to<boost::array<unsigned int,2> ,std::allocator<boost::array<unsigned int,2> > > ,boost::transform_iterator<boost::detail::grid_graph_vertex_at<boost::grid_graph<2,unsigned int,unsigned int> >,boost::counting_iterator<unsigned int,boost::use_default,boost::use_default>,boost::use_default,boost::use_default> ::filter_iterator<boost::is_not_in_subset<boost::unordered_set<boost::array<unsigned int,2>,vertex_hash,std::equal_to<boost::array<unsigned int,2> ,std::allocator<boost::array<unsigned int,2> > > ,boost::transform_iterator<boost::detail::grid_graph_vertex_at<boost::grid_graph<2,unsigned int,unsigned int> >,boost::counting_iterator<unsigned int,boost::use_default,boost::use_default>,boost::use_default,boost::use_default> (boost::is_not_in_subset<boost::unordered_set<boost::array<unsigned int,2>,vertex_hash,std::equal_to<boost::array<unsigned int,2> ,std::allocator<boost::array<unsigned int,2> > > > f={...}, boost::transform_iterator<boost::detail::grid_graph_vertex_at<boost::grid_graph<2,unsigned int,unsigned int> >,boost::counting_iterator<unsigned int,boost::use_default,boost::use_default>,boost::use_default,boost::use_default> x={...}, boost::transform_iterator<boost::detail::grid_graph_vertex_at<boost::grid_graph<2,unsigned int,unsigned int> >,boost::counting_iterator<unsigned int,boost::use_default,boost::use_default>,boost::use_default,boost::use_default> end_={...}) Line 60 C++ astar_maze.exe!boost::vertices<boost::grid_graph<2,unsigned int,unsigned int>,boost::keep_all,boost::is_not_in_subset<boost::unordered_set<boost::array<unsigned int,2>,vertex_hash,std::equal_to<boost::array<unsigned int,2> ,std::allocator<boost::array<unsigned int,2> > > > >(const boost::filtered_graph<boost::grid_graph<2,unsigned int,unsigned int>,boost::keep_all,boost::is_not_in_subset<boost::unordered_set<boost::array<unsigned int,2>,vertex_hash,std::equal_to<boost::array<unsigned int,2> ,std::allocator<boost::array<unsigned int,2> > > > > & g={...}) Line 285 + 0x5e bytes C++ astar_maze.exe!boost::astar_search<boost::filtered_graph<boost::grid_graph<2,unsigned int,unsigned int>,boost::keep_all,boost::is_not_in_subset<boost::unordered_set<boost::array<unsigned int,2>,vertex_hash,std::equal_to<boost::array<unsigned int,2> ,std::allocator<boost::array<unsigned int,2> > > > ,euclidean_heuristic,astar_goal_visitor,boost::associative_property_map<boost::unordered_map<boost::array<unsigned int,2>,boost::array<unsigned int,2>,vertex_hash,std::equal_to<boost::array<unsigned int,2> ,std::allocator<std::pair<boost::array<unsigned int,2> const ,boost::array<unsigned int,2> > > > ,boost::shared_array_property_map<double,boost::grid_graph_index_map<boost::grid_graph<2,unsigned int,unsigned int>,boost::array<unsigned int,2>,unsigned int> ,boost::associative_property_map<boost::unordered_map<boost::array<unsigned int,2>,double,vertex_hash,std::equal_to<boost::array<unsigned int,2> ,std::allocator<std::pair<boost::array<unsigned int,2> const ,double>
,boost::static_property_map<double>,boost::grid_graph_index_map<boost::grid_graph<2,unsigned int,unsigned int>,boost::array<unsigned int,2>,unsigned int>,boost::shared_array_property_map<enum boost::default_color_type,boost::grid_graph_index_map<boost::grid_graph<2,unsigned int,unsigned int>,boost::array<unsigned int,2>,unsigned int> ,std::less<double>,boost::closed_plus<double>,double,double>(const boost::filtered_graph<boost::grid_graph<2,unsigned int,unsigned int>,boost::keep_all,boost::is_not_in_subset<boost::unordered_set<boost::array<unsigned int,2>,vertex_hash,std::equal_to<boost::array<unsigned int,2> ,std::allocator<boost::array<unsigned int,2> > > > > & g={...}, boost::array<unsigned int,2> s=0x002cf660, euclidean_heuristic h={...}, astar_goal_visitor vis={...}, boost::associative_property_map<boost::unordered_map<boost::array<unsigned int,2>,boost::array<unsigned int,2>,vertex_hash,std::equal_to<boost::array<unsigned int,2> ,std::allocator<std::pair<boost::array<unsigned int,2> const ,boost::array<unsigned int,2> > > > > predecessor={...}, boost::shared_array_property_map<double,boost::grid_graph_index_map<boost::grid_graph<2,unsigned int,unsigned int>,boost::array<unsigned int,2>,unsigned int> > cost={...}, boost::associative_property_map<boost::unordered_map<boost::array<unsigned int,2>,double,vertex_hash,std::equal_to<boost::array<unsigned int,2> ,std::allocator<std::pair<boost::array<unsigned int,2> const ,double> distance={...}, boost::static_property_map<double> weight={...}, boost::grid_graph_index_map<boost::grid_graph<2,unsigned int,unsigned int>,boost::array<unsigned int,2>,unsigned int> index_map={...}, boost::shared_array_property_map<enum boost::default_color_type,boost::grid_graph_index_map<boost::grid_graph<2,unsigned int,unsigned int>,boost::array<unsigned int,2>,unsigned int> >
color={...}, std::less<double> compare=less, boost::closed_plus<double> combine={...}, double inf=1.7976931348623157e+308, double zero=0.00000000000000000) Line 287 + 0x10 bytes C++ astar_maze.exe!boost::astar_search<boost::filtered_graph<boost::grid_graph<2,unsigned int,unsigned int>,boost::keep_all,boost::is_not_in_subset<boost::unordered_set<boost::array<unsigned int,2>,vertex_hash,std::equal_to<boost::array<unsigned int,2> >,std::allocator<boost::array<unsigned int,2> > > > >,euclidean_heuristic,astar_goal_visitor,enum boost::graph_visitor_t,boost::bgl_named_params<boost::associative_property_map<boost::unordered_map<boost::array<unsigned int,2>,double,vertex_hash,std::equal_to<boost::array<unsigned int,2> >,std::allocator<std::pair<boost::array<unsigned int,2> const ,double> > > >,enum boost::vertex_distance_t,boost::bgl_named_params<boost::associative_property_map<boost::unordered_map<boost::array<unsigned int,2>,boost::array<unsigned int,2>,vertex_hash,std::equal_to<boost::array<unsigned int,2> >,std::allocator<std::pair<boost::array<unsigned int,2> const ,boost::array<unsigned int,2> > > > >,enum boost::vertex_predecessor_t,boost::bgl_named_params<boost::static_property_map<double>,enum boost::edge_weight_t,boost::no_property> > > >(const boost::filtered_graph<boost::grid_graph<2,unsigned int,unsigned int>,boost::keep_all,boost::is_not_in_subset<boost::unordered_set<boost::array<unsigned int,2>,vertex_hash,std::equal_to<boost::array<unsigned int,2> >,std::allocator<boost::array<unsigned int,2> > > > > & g={...}, boost::array<unsigned int,2> s=0x002cf8e8, euclidean_heuristic h={...}, const boost::bgl_named_params<astar_goal_visitor,enum boost::graph_visitor_t,boost::bgl_named_params<boost::associative_property_map<boost::unordered_map<boost::array<unsigned int,2>,double,vertex_hash,std::equal_to<boost::array<unsigned int,2> >,std::allocator<std::pair<boost::array<unsigned int,2> const ,double> > > >,enum boost::vertex_distance_t,boost::bgl_named_params<boost::associative_property_map<boost::unordered_map<boost::array<unsigned int,2>,boost::array<unsigned int,2>,vertex_hash,std::equal_to<boost::array<unsigned int,2> >,std::allocator<std::pair<boost::array<unsigned int,2> const ,boost::array<unsigned int,2> > > > >,enum boost::vertex_predecessor_t,boost::bgl_named_params<boost::static_property_map<double>,enum boost::edge_weight_t,boost::no_property> > > > & params={...}) Line 341 + 0x267 bytes C++ astar_maze.exe!maze::solve() Line 191 + 0xa2 bytes C++ astar_maze.exe!main(int argc=1, const char * * argv=0x00882610) Line 305 + 0xb bytes C++ astar_maze.exe!__tmainCRTStartup() Line 586 + 0x19 bytes C astar_maze.exe!mainCRTStartup() Line 403 C kernel32.dll!7593eccb() [Frames below may be incorrect and/or missing, no symbols loaded for kernel32.dll] ntdll.dll!7779d24d() ntdll.dll!7779d45f()