windchill error while searching the objects "get reader() has already been called for this request".

Hi MB_10725944,

Thank you for your question. 
I’d like to recommend to bring more details and context to your initial inquiry. 

It also helps to have screenshot(s) to better understand what you are trying to do in your process. 

This will increase your chances to receive meaningful help from other Community members. 

Regards,

Community Moderation Team

Hello, 

This issue is mainly observed when you try to use advanced search in Windchill. 

Please check this article: https://www.ptc.com/en/support/article/CS409083 

Regards, 

HB