I am running this on Azure Pipeline with Node v10.0.0 and NPM v5.6.0

warn Error on download for github:angular-ui/angular-ui-router-bower
TypeError: Cannot read property 'match' of undefined
at checkRateLimit (D:\a\1\s\TestApp.Web\node_modules\jspm-github\github.js:276:22)
at D:\a\1\s\TestApp.Web\node_modules\jspm-github\github.js:753:46
at tryCatch (D:\a\1\s\TestApp.Web\node_modules\rsvp\dist\rsvp.js:525:12)
at invokeCallback (D:\a\1\s\TestApp.Web\node_modules\rsvp\dist\rsvp.js:538:13)
at publish (D:\a\1\s\TestApp.Web\node_modules\rsvp\dist\rsvp.js:508:7)
at flush (D:\a\1\s\TestApp.Web\node_modules\rsvp\dist\rsvp.js:2415:5)
at process._tickCallback (internal/process/next_tick.js:172:11)

2021-02-15T07:29:50.8421271Z npm verb lifecycle invoicesmashadmin@1.0.0postinstall: CWD: D:\a\1\s\TestApp.Web
2021-02-15T07:29:50.8422138Z npm info lifecycle TestApp@1.0.0postinstall: Failed to exec postinstall script
2021-02-15T07:29:50.8422978Z npm verb stack Error: TestApp@1.0.0 postinstall: jspm install && typings install
2021-02-15T07:29:50.8423573Z npm verb stack Exit status 1
2021-02-15T07:29:50.8424599Z npm verb stack at EventEmitter. (C:\hostedtoolcache\windows\node\10.0.0\x64\node_modules\npm\node_modules\npm-lifecycle\index.js:285:16)
2021-02-15T07:29:50.8426928Z npm verb stack at EventEmitter.emit (events.js:182:13)
2021-02-15T07:29:50.8427816Z npm verb stack at ChildProcess. (C:\hostedtoolcache\windows\node\10.0.0\x64\node_modules\npm\node_modules\npm-lifecycle\lib\spawn.js:55:14)
2021-02-15T07:29:50.8428752Z npm verb stack at ChildProcess.emit (events.js:182:13)
2021-02-15T07:29:50.8429562Z npm verb stack at maybeClose (internal/child_process.js:947:16)
2021-02-15T07:29:50.8430285Z npm verb stack at Process.ChildProcess._handle.onexit (internal/child_process.js:236:5)
2021-02-15T07:29:50.8430933Z npm verb pkgid TestApp@1.0.0
2021-02-15T07:29:50.8431474Z npm verb cwd D:\a\1\s\TestApp.Web
2021-02-15T07:29:50.8432016Z npm verb Windows_NT 10.0.17763
2021-02-15T07:29:50.8432803Z npm verb argv "C:\hostedtoolcache\windows\node\10.0.0\x64\node.exe" "C:\hostedtoolcache\windows\node\10.0.0\x64\node_modules\npm\bin\npm-cli.js" "install"
2021-02-15T07:29:50.8433829Z npm verb node v10.0.0
2021-02-15T07:29:50.8434194Z npm verb npm v5.6.0
2021-02-15T07:29:50.8434694Z npm ERR! code ELIFECYCLE
2021-02-15T07:29:50.8436350Z npm ERR! errno 1
2021-02-15T07:29:50.8437117Z npm ERR! TestApp@1.0.0 postinstall: jspm install && typings install
2021-02-15T07:29:50.8437767Z npm ERR! Exit status 1
2021-02-15T07:29:50.8438273Z npm ERR!
2021-02-15T07:29:50.8438726Z npm ERR! Failed at the TestApp@1.0.0 postinstall script.
2021-02-15T07:29:50.8439400Z npm ERR! This is probably not a problem with npm. There is likely additional logging output above.
2021-02-15T07:29:50.8440016Z npm verb exit [ 1, true ]
2021-02-15T07:29:50.8440305Z

The complete log in too long and Github is limiting the length making it hard to post.