Since last many months I was using intellij idea comfortably but suddenly something went wrong and all my existing projects are not running now. I have the python virtual environment in SDK section along with all the libraries. see here but then also my programs are not working at all. [](https://i.stack.imgur.com/Ck9Bi.png)
some days back All these programs were working perfectly fine. I need help. This is very frustrating.