![How I fixed SWTOR launcher not opening and “only a single instance of this application can run” error How I fixed SWTOR launcher not opening and “only a single instance of this application can run” error](https://jonathan.porta.codes/images/posts/2012/04/delete-patch-folder.png)
How I fixed SWTOR launcher not opening and “only a single instance of this application can run” error
![How I fixed SWTOR launcher not opening and “only a single instance of this application can run” error How I fixed SWTOR launcher not opening and “only a single instance of this application can run” error](https://jonathan.porta.codes/images/posts/2012/04/only-single-instance.png)
How I fixed SWTOR launcher not opening and “only a single instance of this application can run” error
![How I fixed SWTOR launcher not opening and “only a single instance of this application can run” error How I fixed SWTOR launcher not opening and “only a single instance of this application can run” error](https://jonathan.porta.codes/images/posts/2012/04/fixing.png)
How I fixed SWTOR launcher not opening and “only a single instance of this application can run” error
![I mean what else can you expect from a game that's over ten years old right? It wasn't like you spent cash for Cartel, then used then for a unique weapon that I mean what else can you expect from a game that's over ten years old right? It wasn't like you spent cash for Cartel, then used then for a unique weapon that](https://preview.redd.it/7mjw4tjtgls91.jpg?auto=webp&s=8a5e41728e5db0c94e1a9cfbb560571ebd6321cc)
I mean what else can you expect from a game that's over ten years old right? It wasn't like you spent cash for Cartel, then used then for a unique weapon that
![How I fixed SWTOR launcher not opening and “only a single instance of this application can run” error How I fixed SWTOR launcher not opening and “only a single instance of this application can run” error](https://jonathan.porta.codes/images/posts/2012/04/task-manager.png)
How I fixed SWTOR launcher not opening and “only a single instance of this application can run” error
![How I fixed SWTOR launcher not opening and “only a single instance of this application can run” error How I fixed SWTOR launcher not opening and “only a single instance of this application can run” error](https://jonathan.porta.codes/images/posts/2012/04/launcher-updating-after-fix.png)
How I fixed SWTOR launcher not opening and “only a single instance of this application can run” error
![How I fixed SWTOR launcher not opening and “only a single instance of this application can run” error How I fixed SWTOR launcher not opening and “only a single instance of this application can run” error](https://jonathan.porta.codes/images/posts/2012/04/fix-launcher-failed-need-to-close-launcher-process.png)