


Lack of free space on the host system disk.What is the cause of the error? After reviewing many user reports, we have found several possible reasons why the UniFi controller does not boot. “Server taking too long to start…Start-up failed.” “Port 8080 is already in use by another program” So far, the error that the UniFi Controller failed to start has been reported by many Windows 10 users. Some users encountered the problem while trying to update the UniFi controller software, while others received the error after starting the software for a few minutes. Many people have reported encountering the problem of failed UniFi controller startup. Update: Stop getting error messages and slow down your system with our optimization tool. Check if the required ports are not available.Change the engine specified in the system properties file.
