---
# System prepended metadata

title: 'Issue: Unity project is already open'
tags: [unity]

---

# Issue: Unity project is already open
###### tags: `unity`
https://answers.unity.com/questions/1497123/cannot-open-project-says-its-running-already-but-u.html

1) Open the main project folder 
2) Enter the folder 'Temp' 
3) Delete the text document 'UnityLockfile'

