unable to find error

[samriddhi_sharma20]

In premiere pro I was working on new project and from 3-4 days there is some issue coming on during editing , whenever i add some new effects or the text its freeze or taking too much time and even sometimes its automatically crash. i have already check my all requirement and its completely perfect. after this its happens , and i am unable to find out the reason behind it . 

[Peru Bob]

Try updating or rolling back your graphics driver directly from the video card manufacturer’s site. If NVIDIA, do a clean installation of the latest Studio Driver (NOT the Game Driver).

If that doesn't work, try creating a new project and import the old one into it.

Also, please help us help you:
https://community.adobe.com/t5/premiere-pro/faq-what-information-should-i-provide-when-asking-a-ques...