This error is because, Yarn is not installed on your system and not set as env variable. Please install it and try again.

Hello @rakesh_h2  We will go step by step. 1. Are you able to see any error while hitting the GraphQL query, given you published respective CF Model and CF References?Let's paste the error below. 2. You can clear the CDN and Publisher cache using Purge key provided by Adobe for each environment and ...

You need to use some third party library to configure in ui.frontend and make some changes in webpack config too. For eg. this is one opensource tool for conversion https://github.com/mucluck/sass2less

Hi @gmahendra  Can you please provide more details about the issue you are facing?

Weird!Looks like some issue with page hierarchy and language page creation. How did you created language pages for Traditional Chinese and Chinese?

What error do you get while switching from Traditional Chinese to Chinese and if you inspect console, do you see any error?

Hello @SRC_AEM_DEV Can you please provide your content hierarchy and what you are configuring in language navigation component dialog? 

Thanks @jasghar for update!

Hi @srikanthpogula  can you please share your NPM and Node version?Which you updated and old one, which came with project repo.  And, Can you please provide more error logs if possible?