ubunt 14.04 Could not find CMAKE_ROOT !!! CMake has most likely not been installed correctly. Modul

CMake Error: Could not find CMAKE_ROOT !!! CMake has most likely not been installed correctly. Modul 需要卸載舊版本的CMake，重新編譯安裝CMake即可。

sudo apt-get remover cmake
sudo apt-get autoremove cmake

1. 下載cmake源碼

https://github.com/Kitware/CMake/releases?after=v2.8.12.1

2. 安裝，CMAKE_ROOT就會在環境變量里面

./bootstrap  
make  
sudo make install
或者 sudo ./configure --prefix=/usr