Why does Spring Boot web app close immediately after starting?

Question

Using STS, if I import the \"Rest Service\" Getting Started project using the latest Spring Boot and choose \"Run As Spring Boot App\", it starts up, t

Answer 1

In my case, I had a syntax error in application.properties:

application.password.numberOfLoginAttempts=5;

The semicolon at the end caused Spring to shutdown silently with error code 0