Install error

 npm install -g nodebb-plugin-minecraft-integration

> contextify@0.1.15 install /home/web/.node_modules/lib/node_modules/nodebb-plugin-minecraft-integration/node_modules/contextify
> node-gyp rebuild

make: se entra en el directorio '/home/web/.node_modules/lib/node_modules/nodebb-plugin-minecraft-integration/node_modules/contextify/build'
  CXX(target) Release/obj.target/contextify/src/contextify.o
make: g++: No se encontró el programa
make: *** [contextify.target.mk:88: Release/obj.target/contextify/src/contextify.o] Error 127
make: se sale del directorio '/home/web/.node_modules/lib/node_modules/nodebb-plugin-minecraft-integration/node_modules/contextify/build'
gyp ERR! build error
gyp ERR! stack Error: `make` failed with exit code: 2
gyp ERR! stack     at ChildProcess.onExit (/usr/lib/node_modules/npm/node_modules/node-gyp/lib/build.js:276:23)
gyp ERR! stack     at emitTwo (events.js:106:13)
gyp ERR! stack     at ChildProcess.emit (events.js:191:7)
gyp ERR! stack     at Process.ChildProcess._handle.onexit (internal/child_process.js:204:12)
gyp ERR! System Linux 4.6.3-1-ARCH
gyp ERR! command "/usr/bin/node" "/usr/lib/node_modules/npm/node_modules/node-gyp/bin/node-gyp.js" "rebuild"
gyp ERR! cwd /home/web/.node_modules/lib/node_modules/nodebb-plugin-minecraft-integration/node_modules/contextify
gyp ERR! node -v v6.2.2
gyp ERR! node-gyp -v v3.3.1
gyp ERR! not ok
/home/web/.node_modules/lib
└── (empty)

npm ERR! Linux 4.6.3-1-ARCH
npm ERR! argv "/usr/bin/node" "/usr/bin/npm" "install" "-g" "nodebb-plugin-minecraft-integration"
npm ERR! node v6.2.2
npm ERR! npm  v3.10.3
npm ERR! code ELIFECYCLE

npm ERR! contextify@0.1.15 install: `node-gyp rebuild`
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the contextify@0.1.15 install script 'node-gyp rebuild'.
npm ERR! Make sure you have the latest version of node.js and npm installed.
npm ERR! If you do, this is most likely a problem with the contextify package,
npm ERR! not with npm itself.
npm ERR! Tell the author that this fails on your system:
npm ERR!     node-gyp rebuild
npm ERR! You can get information on how to open an issue for this project with:
npm ERR!     npm bugs contextify
npm ERR! Or if that isn't available, you can get their info via:
npm ERR!     npm owner ls contextify
npm ERR! There is likely additional logging output above.

npm ERR! Please include the following file with any support request:
npm ERR!     /home/web/nodebb/npm-debug.log
npm ERR! code 1