EADDRINUSE error even though no other process is running


I keep receiving the EADDRINUSE error while running node even though no other process is running:

This had occurred once or twice earlier but sorted itself out within a couple of minutes. However, it’s been more than half an hour that I’ve been facing this issue. Any help highly appreciated.

Workspace: https://ide.c9.io/venksv/webdevbootcamp



RESOLVED - this is freaky: My app.js essentially got duplicated and ended up starting the same process again. Something very flaky happening with my workspace …