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< nakul>
```(base) knakul853@knakul853:~/Desktop/Gsoc2020/mlpack-3.2.1/build$ cmake ../-- cotire 1.7.10 loaded.CMake Error at CMake/FindArmadillo.cmake:326 (message): ARMADILLO_INCLUDE_DIR-NOTFOUND/armadillo_bits/config.hpp not found! Cannot determine what to link against.Call Stack (most recent call first): CMakeLists.txt:241 (find_package)--
< nakul>
Configuring incomplete, errors occurred!See also "/home/knakul853/Desktop/Gsoc2020/mlpack-3.2.1/CMakeFiles/CMakeOutput.log".See also "/home/knakul853/Desktop/Gsoc2020/mlpack-3.2.1/CMakeFiles/CMakeError.log".```
< nakul>
can anybody help me out ?
< rcurtin>
nakul: looks like CMake did not find Armadillo---do you have it installed?
< nakul>
yes i run this command sudo apt-get install libarmadillo-dev to install
< rcurtin>
what happens if you remove your build directory and then make a new one and try to run cmake again?