Selenium headless conflicted with Flask
Even I tried with headless option. But the Repl still stuck in FluxBox of Selenium.
I tried to remove Repl and restore back.
After that, the flask can run but when it touch to function with Selenium. It's unreachable as below screenshot.
Voters
You can easily to fix by forking and change the port!
But please fix it if you can @replit