Spring Boot application in eclipse, the Tomcat connector configured to listen on port XXXX failed to start

Question

I\'m developing a REST API using Spring Framework.

First I wasn\'t able to run my application because of the same problem. The port 8080 on my computer is busy. Then I

Answer 1

if it's convenient for you, and you don't want to use the command line, you can reboot your computer, it helps!