Error: Cannot find module 'fabric-client'

Question

After normal run the ./startFabric.sh(it shows as follow ):

2017-07-21 07:47:37.477 UTC [chaincodeCmd] chaincodeInvokeOrQuery -> INFO 
00a Chaincode invoke successful. result: status:200
2017-07-21 07:47:37.477 UTC [main] main -> INFO 00b Exiting.....
Total execution time : 364 secs ...

Then I try to run npm installin the \facbar But I get err again .

$ npm install

> [email protected] install C:\Users\Lenovo.WIN10-20170627G\Desktop\fabric-samples-
release\fabcar\node_modules\grpc
> node-pre-gyp install --fallback-to-build

node-pre-gyp info it worked if it ends with ok
node-pre-gyp verb cli [ 'C:\\Program Files\\nodejs\\node.exe',
node-pre-gyp verb cli   'C:\\Users\\Lenovo.WIN10-20170627G\\Desktop\\fabric-
samples-release\\fabcar\\node_modules\\grpc\\node_modules\\node-pre-
gyp\\bin\\node-pre-gyp',
node-pre-gyp verb cli   'install',
node-pre-gyp verb cli   '--fallback-to-build' ]
node-pre-gyp info using [email protected]
node-pre-gyp info using [email protected] | win32 | x64
node-pre-gyp verb command install []
node-pre-gyp info check checked for "C:\Users\Lenovo.WIN10-
20170627G\Desktop\fabric-samples-
release\fabcar\node_modules\grpc\src\node\extension_binary\grpc_node.node" 
(not found)
node-pre-gyp http GET https://storage.googleapis.com/grpc-precompiled-
binaries/node/grpc/v1.2.4/node-v48-win32-x64.tar.gz
node-pre-gyp http 200 https://storage.googleapis.com/grpc-precompiled-
binaries/node/grpc/v1.2.4/node-v48-win32-x64.tar.gz
node-pre-gyp info install unpacking grpc_node.node
node-pre-gyp info tarball done parsing tarball
node-pre-gyp info validate Running test command: 'C:\Program 
Files\nodejs\node.exe --eval 'require(\'C:/Users/Lenovo.WIN10-
20170627G/Desktop/fabric-samplesrelease/fabcar/node_modules/grpc/src/node/extension_binary/grpc_node.node\')''
[grpc] Success: "C:\Users\Lenovo.WIN10-20170627G\Desktop\fabric-samples-release\fabcar\node_modules\grpc\src\node\extension_binary\grpc_node.node" is 
installed via remote
node-pre-gyp info ok

> [email protected] install C:\Users\Lenovo.WIN10-20170627G\Desktop\fabric-samples-release\fabcar\node_modules\x509
> node-gyp rebuild
C:\Users\Lenovo.WIN10-20170627G\Desktop\fabric-samples-release\fabcar\node_modules\x509>if not defined npm_config_node_gyp (node 
"C:\Users\Lenovo.WIN10-
20170627G\AppData\Roaming\npm\node_modules\npm\bin\node-gyp-
bin\\..\..\node_modules\node-gyp\bin\node-gyp.js" rebuild )  else (node "" 
rebuild )
▒ڴ˽▒▒▒▒▒▒▒▒һ▒▒▒▒▒▒һ▒▒▒▒Ŀ▒▒▒▒Ҫ▒▒▒ò▒▒▒▒▒▒ɣ▒▒▒▒▒ӡ▒/m▒▒▒▒▒ء▒
MSBUILD : error MSB4132: ▒޷▒ʶ▒𹤾߰汾▒▒2.0▒▒▒▒▒▒▒õĹ▒▒߰汾Ϊ "4.0"▒▒
gyp ERR! build error
gyp ERR! stack Error: 
`C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe` failed with exit 
code: 1
gyp ERR! stack     at ChildProcess.onExit (C:\Users\Lenovo.WIN10-
20170627G\AppData\Roaming\npm\node_modules\npm\node_modules\node-
gyp\lib\build.js:258:23)
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:215:12)
gyp ERR! System Windows_NT 10.0.15063
gyp ERR! command "C:\\Program Files\\nodejs\\node.exe" 
"C:\\Users\\Lenovo.WIN10-
20170627G\\AppData\\Roaming\\npm\\node_modules\\npm\\node_modules\\node-
gyp\\bin\\node-gyp.js" "rebuild"
gyp ERR! cwd C:\Users\Lenovo.WIN10-20170627G\Desktop\fabric-samples-
release\fabcar\node_modules\x509
gyp ERR! node -v v6.11.0
gyp ERR! node-gyp -v v3.6.2
gyp ERR! not ok
npm WARN [email protected] No repository field.

npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! [email protected] install: `node-gyp rebuild`
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the [email protected] install script.
npm ERR! This is probably not a problem with npm. There is likely additional 
logging output above.

npm ERR! A complete log of this run can be found in:
npm ERR!     C:\Users\Lenovo.WIN10-20170627G\AppData\Roaming\npm-
cache\_logs\2017-07-21T07_51_26_723Z-debug.log

Then I try to exe node query.js I found the node moudles fabric-clientdoesn't install.

module.js:471
    throw err;
    ^

Error: Cannot find module 'fabric-client'
at Function.Module._resolveFilename (module.js:469:15)
at Function.Module._load (module.js:417:25)
at Module.require (module.js:497:17)
at require (internal/module.js:20:19)
at Object.<anonymous> (C:\Users\Lenovo.WIN10-20170627G\Desktop\fabric-samples-release\fabcar\query.js:11:11)
at Module._compile (module.js:570:32)
at Object.Module._extensions..js (module.js:579:10)
at Module.load (module.js:487:32)
at tryModuleLoad (module.js:446:12)
at Function.Module._load (module.js:438:3)

I try node install fabric-client and get the same err as npm install start from

> [email protected] install C:\Users\Lenovo.WIN10-20170627G\Desktop\fabric-samples-
release\fabcar\node_modules\x509
> node-gyp rebuild. 

to the end .

The environment is same to : Cannot run peer because cannot init crypto
Please help ,Thanks.

Answer 1

It looks like you don't have all the required pieces for npm to work on Windows. Try to do a "npm install --global windows-build-tools" and once this is done, rerun "npm install". For more info, see https://www.npmjs.com/package/windows-build-tools

Arnaud