1. update Gradle version
https://projects.eclipse.org/projects/tools.buildship
In Eclipse
Reference -> Install new Software ... -> Add/Manager "buildship"
http://download.eclipse.org/buildship/updates/e47/releases
2. Configration Project Gradle version
open file : gradle-wrapper.properties
Find the line:
distributionUrl=https\://services.gradle.org/distributions/gradle-*.*-bin.zip
Change *.* for your wished version
3. Compile or Build Error: Execution failed for task ':compileJava'.
Solve: You can create a gradle.properties file in .gradle and specify the JRE/JDK you want gradle to use as in this example:
org.gradle.java.home=C:/Program Files/Java/jdk1.8.0