About make install

[HenryBao91]

I build the project， but failed.

henry@ubuntu:~/CProject/munkres-cpp/build$ make install
[100%] Built target munkres
Install the project...
-- Install configuration: ""
-- Installing: /usr/local/lib/libmunkres.a
CMake Error at cmake_install.cmake:41 (file):
  file INSTALL cannot copy file
  "/home/henry/CProject/munkres-cpp/build/libmunkres.a" to
  "/usr/local/lib/libmunkres.a".


Makefile:85: recipe for target 'install' failed
make: *** [install] Error 1
henry@ubuntu:~/CProject/munkres-cpp/build$ 

[Gluttton]

Hello @HenryBao91,

Does the henry user have a write access for /usr/local/lib folder?
Have you tried sudo make install?