Arthurky wrote

Hi,

 

I have a little problem on my Linux server with Ubuntu 18.04. I can't start the controller after I restarted my server.

What did I wrong? Do I have to uninstall and install again? I'm new to Ubuntu.

 

Thank you!

 

I have also tried this:

Hi，

You can check the logs of Controller at the installation location of Omada Controller. It may has some information in logs file, such as port occupation problem or there may has another Controller running in your subnet.