How to solve “Dynamic Web Module 3.1 requires Java 1.7 or newer” in Eclipse

Last updated on June 20th, 2015 by App Shah17 Comments

Have you noticed above type of error in your Eclipse? When you’re creating a project with Dynamic Web Module 3.1 support, you should be using Java 1.7 or newer. Please follow below steps to resolve it.

Step1:

Make sure your Java Project is configured probably to use Java 1.7.

Right click your project > Properties > Java Compiler and set “Compiler compliance level” to 1.7

Step2:

Java Build Path. Click “Edit“. And change it to “Java 7”

Step3:

Next from the menu on the left select Project Facets > Java and set its version to 1.7

Extra Tips:

If you have maven project try adding below code to pom.xml file.

原文：https://crunchify.com/how-to-solve-dynamic-web-module-3-1-requires-java-1-7-or-newer-in-eclipse/