View Compilation Error

0_0_30615714_10013.cpp: In member function 'void saffixam::init()':
0_0_30615714_10013.cpp:50:9: error: request for member 'clear' in '((saffixam*)this)->saffixam::son', which is of non-class type 'std::unordered_map<char, int> [200020]'
     son.clear();
         ^