Met npm ERR when installing

[xeoshow]

Hello,

I am trying to set up, while got below error, how should I do? Thanks!

D:\gitrepository\ns-vue-codeshare-demo>npm i
npm WARN deprecated [email protected]: Switch to the `bfj` package for fixes and new features!
npm ERR! Unexpected end of JSON input while parsing near '....1.tgz"},"engines":{"'

[xeoshow]

Below are from log file:

2336 silly resolveWithNewModule [email protected] checking installable status
2337 silly pacote range manifest for indent-string@^2.1.0 fetched in 2ms
2338 silly resolveWithNewModule [email protected] checking installable status
2339 http fetch GET 200 https://registry.npmjs.org/repeating 2ms (from cache)
2340 silly fetchPackageMetaData error for repeating@^2.0.0 Unexpected end of JSON input while parsing near '....1.tgz"},"engines":{"'
2341 verbose stack SyntaxError: Unexpected end of JSON input while parsing near '....1.tgz"},"engines":{"'
2341 verbose stack     at JSON.parse (<anonymous>)
2341 verbose stack     at parseJson (C:\Program Files\nodejs\node_modules\npm\node_modules\pacote\node_modules\make-fetch-happen\node_modules\node-fetch-npm\node_modules\json-parse-better-errors\index.js:7:17)
2341 verbose stack     at consumeBody.call.then.buffer (C:\Program Files\nodejs\node_modules\npm\node_modules\pacote\node_modules\make-fetch-happen\node_modules\node-fetch-npm\src\body.js:96:50)
2341 verbose stack     at <anonymous>
2341 verbose stack     at process._tickCallback (internal/process/next_tick.js:188:7)
2342 verbose cwd D:\gitrepository\ns-vue-codeshare-demo
2343 verbose Windows_NT 10.0.17134
2344 verbose argv "C:\\Program Files\\nodejs\\node.exe" "C:\\Program Files\\nodejs\\node_modules\\npm\\bin\\npm-cli.js" "i"
2345 verbose node v8.9.0
2346 verbose npm  v5.5.1
2347 error Unexpected end of JSON input while parsing near '....1.tgz"},"engines":{"'
2348 verbose exit [ 1, true ]