0 47.60 npm notice Beginning October 4, 2021, all connections to the npm registry – including for package installation – must use TLS 1.2 or higher. You are currently using plaintext http to connect. Please visit the GitHub blog for more information: https://github.blog/2021-08-23-npm-registry-deprecating-tls-1-0-tls-1-1/

0 114.7 npm ERR! Cannot read properties of null (reading ‘pickAlgorithm’)

Update the UI docker file in this location- \headstart\docker\build\UI\Dockerfile

Change this to https

RUN npm config set registry https://registry.npmjs.org/ --global

Also clear cache –

This should resolve the error