Can't find the module

[sasmaster]

I installed your lib as explained on npm page,but the module can't be found when launched:

Error: Cannot find module 'framed-msgpack-rpc'
at Function.Module._resolveFilename (module.js:536:15)
at Function.Module._load (module.js:466:25)
at Module.require (module.js:579:17)
at require (internal/module.js:11:18)
at Object. (d:\XXX\XXX\XXXX\node_f2b7c099d53bf.tmp:1:73)
at Module._compile (module.js:635:30)
at Object.Module._extensions..js (module.js:646:10)
at Module.load (module.js:554:32)
at tryModuleLoad (module.js:497:12)
at Function.Module._load (module.js:489:3)