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 you have devtools like auto build dependency remove it. It is automatically build your project and run it. When you build manually it show port in use.