“The Bean Validation API is on the classpath but no implementation could be found” preventing startup

Question

I am using Spring Tool Suite to work with ReST services in Java. But at the very first point I am not able to start my first simple application. Please help. I am getting below

Answer 1

I faced the same issue. My project has almost a year on production and this week I needed to make some changes, and for surprise, the project could not even be built. I solved the issue by adding the following dependency to my project.

        org.hibernate
        hibernate-validator
        ${your-desired-version-matching-project-own}

Note: I was using spring starters dependency, but still not loading that dependency.