shasum check failed for C:\Users\u37747\AppData\Local\Temp\npm-1056-82a6eb67\registry.npmjs.org\tar\-\tar-2.2.1.tgz

[itskris84]

i am getting an error while trying to install angular2 through npm using command 'npm install -g angular-cli'

PFB the error

22093 silly cache afterAdd semver@5.3.0
22094 verbose afterAdd D:\Official\nodeWrokenv\NodeJs\npm-cache\semver\5.3.0\package\package.json not in flight; writing
22095 verbose correctMkdir D:\Official\nodeWrokenv\NodeJs\npm-cache correctMkdir not in flight; initializing
22096 silly cache afterAdd fstream@1.0.11
22097 verbose afterAdd D:\Official\nodeWrokenv\NodeJs\npm-cache\fstream\1.0.11\package\package.json not in flight; writing
22098 verbose correctMkdir D:\Official\nodeWrokenv\NodeJs\npm-cache correctMkdir not in flight; initializing
22099 verbose afterAdd D:\Official\nodeWrokenv\NodeJs\npm-cache\semver\5.3.0\package\package.json written
22100 verbose afterAdd D:\Official\nodeWrokenv\NodeJs\npm-cache\fstream\1.0.11\package\package.json written
22101 silly fetchAndShaCheck shasum 42fe6d5953df06c8064be6f176c3d05aaaa34644
22102 verbose addTmpTarball C:\Users\u37747\AppData\Local\Temp\npm-1056-82a6eb67\registry.npmjs.org\osenv-\osenv-0.1.4.tgz not in flight; adding
22103 verbose addTmpTarball already have metadata; skipping unpack for osenv@0.1.4
22104 verbose correctMkdir D:\Official\nodeWrokenv\NodeJs\npm-cache correctMkdir not in flight; initializing
22105 silly cache afterAdd osenv@0.1.4
22106 verbose afterAdd D:\Official\nodeWrokenv\NodeJs\npm-cache\osenv\0.1.4\package\package.json not in flight; writing
22107 verbose correctMkdir D:\Official\nodeWrokenv\NodeJs\npm-cache correctMkdir not in flight; initializing
22108 verbose afterAdd D:\Official\nodeWrokenv\NodeJs\npm-cache\osenv\0.1.4\package\package.json written
22109 info retry will retry, error on last attempt: Error: read ECONNRESET
22110 silly fetchAndShaCheck shasum 8e4d2a256c0e2185c6b18ad694aec968b83cb1d1
22111 silly rollbackFailedOptional Starting
22112 silly rollbackFailedOptional Finishing
22113 silly runTopLevelLifecycles Finishing
22114 silly install printInstalled
22115 verbose stack Error: shasum check failed for C:\Users\u37747\AppData\Local\Temp\npm-1056-82a6eb67\registry.npmjs.org\tar-\tar-2.2.1.tgz
22115 verbose stack Expected: 8e4d2a256c0e2185c6b18ad694aec968b83cb1d1
22115 verbose stack Actual: f40505cedc764e7ad0a98736707e925181db6813
22115 verbose stack From: http://registry.npmjs.org/tar/-/tar-2.2.1.tgz
22115 verbose stack at D:\Installed\nodejs\node_modules\npm\node_modules\sha\index.js:25:8
22115 verbose stack at ReadStream. (D:\Installed\nodejs\node_modules\npm\node_modules\sha\index.js:72:7)
22115 verbose stack at emitNone (events.js:91:20)
22115 verbose stack at ReadStream.emit (events.js:185:7)
22115 verbose stack at endReadableNT (_stream_readable.js:974:12)
22115 verbose stack at _combinedTickCallback (internal/process/next_tick.js:80:11)
22115 verbose stack at process._tickCallback (internal/process/next_tick.js:104:9)
22116 verbose cwd C:\Windows\system32