'cp' is not recognized as an internal or external command,
operable program or batch file.
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! SculptGL@0.9.0 dev: cp tools/index.dev.html app/index.html && cp tools /authSuccess.html app/authSuccess.html && node_modules\.bin\webpack -w
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the SculptGL@0.9.0 dev script.
npm ERR! This is probably not a problem with npm. There is likely additional log
ging output above.
npm ERR! A complete log of this run can be found in:
npm ERR! C:\Users\Administrator\AppData\Roaming\npm-cache_logs\2018-08-17T0
6_33_09_909Z-debug.log
C:\AppServ\www\sculptgl-master_2\sculptgl-master>npm run dev
'cp' is not recognized as an internal or external command, operable program or batch file. npm ERR! code ELIFECYCLE npm ERR! errno 1 npm ERR! SculptGL@0.9.0 dev:
cp tools/index.dev.html app/index.html && cp tools /authSuccess.html app/authSuccess.html && node_modules\.bin\webpack -wnpm ERR! Exit status 1 npm ERR! npm ERR! Failed at the SculptGL@0.9.0 dev script. npm ERR! This is probably not a problem with npm. There is likely additional log ging output above.npm ERR! A complete log of this run can be found in: npm ERR! C:\Users\Administrator\AppData\Roaming\npm-cache_logs\2018-08-17T0 6_33_09_909Z-debug.log