Spring Boot java.lang.NoClassDefFoundError: javax/servlet/Filter

Question

I Started a new project with Spring Boot 1.2.3. I\'m getting error

java.lang.NoClassDefFoundError: javax/servlet/Filter

Gradle Dependencie

Answer 1

That looks like you tried to add the libraries servlet.jar or servlet-api.jar into your project /lib/ folder, but Tomcat already should provide you with those libraries. Remove them from your project and classpath. Search for that anywhere in your project or classpath and remove it.