Question: My flutter inspector in android studio is stuck on "Installing Dev tools"

[![enter image description here](https://i.stack.imgur.com/SGF3h.png)](https://i.stack.imgur.com/SGF3h.png)

it worked before, Today when I opened it, it did not work

Answer: 
By running `File > Invalid Caches / Restart...`, the problem was fixed
what I did

Closed the Android Studio and Opened it again, Run the project, and waited for **2 mins**, this time it has shown.