angularjs - Unable to install karma on windows -


while installing karma in windows cmd using npm install karma --save-dev there error:

c:\users\acer pc\desktop\mean\testingmean>npm install karma --save-dev npm err! unexpected end of input @ 1:76752 npm err! 0a5126b","tarball":"https://registry.npmjs.org/bluebird/-/bluebird-2. npm err! ^

npm err! complete log of run can found in: npm err! c:\users\acer pc\appdata\roaming\npm-cache_logs\2017-08-20t07_47_15_460z-debug.log

try clearing cache

npm cache clean --force

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