![javascript - keep getting "? Something is already running on port 3000" when I do npm start on react app - Stack Overflow javascript - keep getting "? Something is already running on port 3000" when I do npm start on react app - Stack Overflow](https://i.stack.imgur.com/aL1NZ.jpg)
javascript - keep getting "? Something is already running on port 3000" when I do npm start on react app - Stack Overflow
![React JS: How to fix something is already running on port 3000 error (run react on another port) - YouTube React JS: How to fix something is already running on port 3000 error (run react on another port) - YouTube](https://i.ytimg.com/vi/3n0vvlqXrrk/mqdefault.jpg)
React JS: How to fix something is already running on port 3000 error (run react on another port) - YouTube
![Обзор новой игровой консоли Retro Genesis Port 3000 / Проекторы, ТВ, ТВ-боксы и приставки / iXBT Live Обзор новой игровой консоли Retro Genesis Port 3000 / Проекторы, ТВ, ТВ-боксы и приставки / iXBT Live](https://ixbt.online/live/images/original/29/80/01/2023/01/17/daa8a34fe9.jpg)
Обзор новой игровой консоли Retro Genesis Port 3000 / Проекторы, ТВ, ТВ-боксы и приставки / iXBT Live
Port forwarding HTTPS 443 to port 3000 - Network Protection: Firewall, NAT, QoS, & IPS - UTM Firewall - Sophos Community
Server is not listening on port 3000" but application is running. · Issue #730 · sveltejs/sapper · GitHub
![javascript - keep getting "? Something is already running on port 3000" when I do npm start on react app - Stack Overflow javascript - keep getting "? Something is already running on port 3000" when I do npm start on react app - Stack Overflow](https://i.stack.imgur.com/nsITN.png)
javascript - keep getting "? Something is already running on port 3000" when I do npm start on react app - Stack Overflow
![Ports are not available: listen tcp 0.0.0.0:3000: bind: An attempt was made to access a socket in a way forbidden by its access permissions. | by Jihoon Park | Medium Ports are not available: listen tcp 0.0.0.0:3000: bind: An attempt was made to access a socket in a way forbidden by its access permissions. | by Jihoon Park | Medium](https://miro.medium.com/v2/resize:fit:658/1*db2nvR-9wum_aGblzs16gQ.png)