
yarn 报错 Something is already running on port 3000. Probably:
yarn start 后,没有 CTRL+C 结束进程,而直接关掉终端导致进程无法关闭时,再次 start 会报出端口占用的错误:Something is already running on port 3000. Probably:
node .../start.js(pid 00000)
in ...
Would you like to run the app on another p...