id summary reporter owner description type status milestone component version severity resolution keywords cc 13262 boost.python purevirtual function in multithreading luoshen_li@… "hello boost: In the problem, i create a ""base"" class which include create a new thread to process message from a Queue. In the class, there is a member function called ""detail"" which is a pure virtual function to be a interface for python. i wrap ""base"" class by boost.python. In the python code, i create a new class named ""baseup"" to inheritance ""base"". the bug is that, when i run the python code, there is a ""dump core"" error hope you can contact me soon and i will support with my code." Bugs closed To Be Determined None Boost 1.64.0 Problem obsolete