CaloCond::IndexOutOfRange Node1 CaloCond::IndexOutOfRange + IndexOutOfRange() + ~IndexOutOfRange() Node2 CaloCond::Exception + Exception() + ~Exception() + what() + domain() # setMessage() Node2->Node1 Node3 std::exception Node3->Node2 Node4 std::string Node4->Node2 -m_message -m_domain Node5 std::basic_string< char > Node5->Node4