Server is already running in Rails

Question

When I am starting rails server using rails s command it is showing A server is already running. Check C:/Sites/folder/Pids/Server.pids

Whe

Answer 1

Run:

in Ubuntu/linux

 sudo rm /var/www/html/rails/WBPOCTEST/tmp/pids/server.pid

Or

 pkill -9 ruby

or

lsof -wni tcp:3000

kill -9 pid