Hello there, @sreenath-centime.

I found an earlier post linked to your profile about an app that is not communicating with QuickBooks. It seems my colleague already posted a response so I've included the link below for easy navigation.

QuickBooks Utility Application not allowing thirdparty application to communicate with QB SDK

If you have any other questions, please let me know by leaving any comments using the Reply button. I'll be here to lend a hand. Take care and stay safe!