polisServer bcrypt error

postgres@a6d187587832:/app$ pwd
/app
postgres@a6d187587832:/app$ ls
CONTRIBUTING.md  Dockerfile-db  Procfile   app.js  docker-compose.yml  email         package.json  server.js                x
Dockerfile       LICENSE        README.md  bin     docker-dev.env      node_modules  postgres      unsupportedBrowser.html
postgres@a6d187587832:/app$ ./x
Running node v10.9.0
internal/modules/cjs/loader.js:718
  return process.dlopen(module, path.toNamespacedPath(filename));
                 ^

Error: The module '/app/node_modules/bcrypt/lib/binding/bcrypt_lib.node'
was compiled against a different Node.js version using
NODE_MODULE_VERSION 48. This version of Node.js requires
NODE_MODULE_VERSION 64. Please try re-compiling or re-installing
the module (for instance, using `npm rebuild` or `npm install`).
    at Object.Module._extensions..node (internal/modules/cjs/loader.js:718:18)
    at Module.load (internal/modules/cjs/loader.js:599:32)
    at tryModuleLoad (internal/modules/cjs/loader.js:538:12)
    at Function.Module._load (internal/modules/cjs/loader.js:530:3)
    at Module.require (internal/modules/cjs/loader.js:637:17)
    at require (internal/modules/cjs/helpers.js:20:18)
    at Object.<anonymous> (/app/node_modules/bcrypt/bcrypt.js:6:16)
    at Module._compile (internal/modules/cjs/loader.js:689:30)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:700:10)
    at Module.load (internal/modules/cjs/loader.js:599:32)
    at tryModuleLoad (internal/modules/cjs/loader.js:538:12)
    at Function.Module._load (internal/modules/cjs/loader.js:530:3)
    at Module.require (internal/modules/cjs/loader.js:637:17)
    at require (internal/modules/cjs/helpers.js:20:18)
    at Object.<anonymous> (/app/server.js:18:16)
    at Module._compile (internal/modules/cjs/loader.js:689:30)
postgres@a6d187587832:/app$ echo dannazione !!
echo dannazione ./x
dannazione ./x
postgres@a6d187587832:/app$