error: template argument 2 is invalid

[SharineLee]

rpvio_ws/src/rp-vio/rpvio_estimator/src/estimator.h:127:28: error: template argument 2 is invalid map<int, array<double,3>> para_N;

[karnikram]

Sorry, I am not sure why you are getting this error. Please check that you are using C++ 11.

[Rubensss23333]

map<int, std::array<double,3>> para_N;

[Lisiyuan555]

solved by adding std!!