make install error

[YouShaoze]

-- Install configuration: "Release"
-- Up-to-date: /usr/local/lib/cmake/GTSAM/gtsam_extra.cmake
CMake Error at cmake_install.cmake:36 (file):
file INSTALL cannot set permissions on
"/usr/local/lib/cmake/GTSAM/gtsam_extra.cmake"

Makefile:105: recipe for target 'install' failed
make: *** [install] Error 1

[dellaert]

sudo?

[dellaert]

Personally I never install in /usr/local, but specify my $HOME as a prefix

[varunagrawal]

This is clearly a permissions error on the user's end.

@YouShaoze please use sudo make install if you are using /usr/local/lib as your CMake Install Prefix.