Problem install

[sir90ha]

pi@RetroPi:~/mobile-gamepad $ sudo grunt start
Running "clean:dist" (clean) task

1 path cleaned.

Running "copy:public" (copy) task
Created 1 directory, copied 3 files

Running "copy:client" (copy) task
Created 3 directories, copied 10 files

Running "express:dev" (express) task
Starting background Express server
/home/pi/mobile-gamepad/node_modules/bindings/bindings.js:121
throw e;
^

Error: libnode.so.64: cannot open shared object file: No such file or directory
at Object.Module._extensions..node (internal/modules/cjs/loader.js:1057:18)
at Module.load (internal/modules/cjs/loader.js:863:32)
at Function.Module._load (internal/modules/cjs/loader.js:708:14)
at Module.require (internal/modules/cjs/loader.js:887:19)
at require (internal/modules/cjs/helpers.js:74:18)
at bindings (/home/pi/mobile-gamepad/node_modules/bindings/bindings.js:112:48)
at Object. (/home/pi/mobile-gamepad/node_modules/ioctl/index.js:1:32)
at Module._compile (internal/modules/cjs/loader.js:999:30)
at Object.Module._extensions..js (internal/modules/cjs/loader.js:1027:10)
at Module.load (internal/modules/cjs/loader.js:863:32)
Stopping Express server

Running "watch" task
Waiting...
pi@RetroPi:~/mobile-gamepad $