foreman error: cannot find module pause

foreman.pause.error

[ubuntu@ip-10-164-107-15:~/bitstarter-ssjs-db]$
[ubuntu@ip-10-164-107-15:~/bitstarter-ssjs-db]$foreman start
16:54:54 web.1  | started with pid 1338
16:54:54 web.1  | node.js:201
16:54:54 web.1  |         throw e; // process.nextTick error, or 'error' event on first tick
16:54:54 web.1  |               ^
16:54:54 web.1  | Error: Cannot find module 'pause'
16:54:54 web.1  |     at Function._resolveFilename (module.js:332:11)
16:54:54 web.1  |     at Function._load (module.js:279:25)
16:54:54 web.1  |     at Module.require (module.js:354:17)
16:54:54 web.1  |     at require (module.js:370:17)
16:54:54 web.1  |     at Object.<anonymous> (/home/ubuntu/bitstarter-ssjs-db/node_modules/express/node_modules/connect/lib/utils.js:259:5)
16:54:54 web.1  |     at Module._compile (module.js:441:26)
16:54:54 web.1  |     at Object..js (module.js:459:10)
16:54:54 web.1  |     at Module.load (module.js:348:32)
16:54:54 web.1  |     at Function._load (module.js:308:12)
16:54:54 web.1  |     at Module.require (module.js:354:17)
16:54:54 web.1  | exited with code 1
16:54:54 system | sending SIGTERM to all processes
SIGTERM received
[ubuntu@ip-10-164-107-15:~/bitstarter-ssjs-db]$source ~/.bashrc
[ubuntu@ip-10-164-107-15:~/bitstarter-ssjs-db]$foreman start
16:55:20 web.1  | started with pid 1394
16:55:20 web.1  | node.js:201
16:55:20 web.1  |         throw e; // process.nextTick error, or 'error' event on first tick
16:55:20 web.1  |               ^
16:55:20 web.1  | Error: Cannot find module 'pause'
16:55:20 web.1  |     at Function._resolveFilename (module.js:332:11)
16:55:20 web.1  |     at Function._load (module.js:279:25)
16:55:20 web.1  |     at Module.require (module.js:354:17)
16:55:20 web.1  |     at require (module.js:370:17)
16:55:20 web.1  |     at Object.<anonymous> (/home/ubuntu/bitstarter-ssjs-db/node_modules/express/node_modules/connect/lib/utils.js:259:5)
16:55:20 web.1  |     at Module._compile (module.js:441:26)
16:55:20 web.1  |     at Object..js (module.js:459:10)
16:55:20 web.1  |     at Module.load (module.js:348:32)
16:55:20 web.1  |     at Function._load (module.js:308:12)
16:55:20 web.1  |     at Module.require (module.js:354:17)
16:55:20 web.1  | exited with code 1
16:55:20 system | sending SIGTERM to all processes
SIGTERM received