Spring Boot, Java Config - No mapping found for HTTP request with URI [/…] in DispatcherServlet with name 'dispatcherServlet'

Question

This has been a quite common problem here in stackOverflow, but none of the topics of the same problem solves mine.

We have a template configuration that uses xml co

Answer 1

The tips here helped me when I got stuck with a similar problem. I fixed it after adding this fragment on my configuration

@Override
public void configureDefaultServletHandling(DefaultServletHandlerConfigurer configurer) {
    configurer.enable();
}

Answer 2

OK! Found the problem.

This link helped me: https://samerabdelkafi.wordpress.com/2014/08/03/spring-mvc-full-java-based-config/

More specifically this configuration:

@Override
    public void configureDefaultServletHandling(DefaultServletHandlerConfigurer configurer) {
        configurer.enable();
    }

By setting a default handler, I would no longer get a white page but instead the JSP code as html, which clearly tells me that the JSP was being found but not rendered.

So the answer was on this page: JSP file not rendering in Spring Boot web application

I was missing the tomcat-embed-jasper artifact.

Answer 3

Add below dependency to your pom.xml

    <dependency>
        <groupId>org.apache.tomcat.embed</groupId>
        <artifactId>tomcat-embed-jasper</artifactId>
        <scope>provided</scope>
    </dependency>