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Hello @ajeemaww9196509,You're Safe! AEM's client library call script is smart enough to only load in ONE instance of a client library that is being called into a page.Try having ONE centralised client library (named of clientlib-site), and have that client library embed all the respective client lib...

Checkout this blog post I created with video instructions on how to prepare your REST Client to make posts requests to your AEM Author Instance - How to make a simple HTTP POST request to AEM with a HTTP Rest Client, Postman – Sourced Code