版权声明：本文为博主原创文章，转载请注明出处！ https://blog.csdn.net/ASN_forever/article/details/87792351
[root@slave2 javascript]# node enrollAdmin.js
/root/go/src/github.com/hyperledger/fabric/scripts/fabric-samples/fabcar/javascript/node_modules/grpc/src/grpc_extension.js:57
throw e;
^
Error: Cannot find module '/root/go/src/github.com/hyperledger/fabric/scripts/fabric-samples/fabcar/javascript/node_modules/grpc/src/node/extension_binary/node-v57-linux-x64-glibc/grpc_node.node'
at Function.Module._resolveFilename (module.js:538:15)
at Function.Module._load (module.js:468:25)
at Module.require (module.js:587:17)
at require (internal/module.js:11:18)
at Object.<anonymous> (/root/go/src/github.com/hyperledger/fabric/scripts/fabric-samples/fabcar/javascript/node_modules/grpc/src/grpc_extension.js:32:13)
at Module._compile (module.js:643:30)
at Object.Module._extensions..js (module.js:654:10)
at Module.load (module.js:556:32)
at tryModuleLoad (module.js:499:12)
at Function.Module._load (module.js:491:3)错误显示找不到grpc_node.node文件。这是因为之前npm install时没有完全执行完成导致的。原因是fabric-samples/fabcar/javascript下的package.json中fabcar版本没有更新到1.4.0导致的。解决办法是先修改成1.4.0后，将此目录下的node_modules文件夹删除，然后重新执行npm install（npm install就是下载node_modules的）。之后再进行注册admin之类的操作时就没有错误了。