Maven build release ${project.basedir}:unknown

Hi guys, help me, please. When I start a Perform Maven Release erro below appears: [ERROR] Failed to execute goal org.apache.maven.plugins:maven-release-plugin:2.2.2:prepare (default-cli) on project Ja

Problem Perform Maven Release

Hi guys. I have a problem when I try to do Perform Maven Release: [ERROR] Failed to execute goal org.apache.maven.plugins:maven-release-plugin:2.4.1:prepare (default-cli) on project test: Cannot prepare the release because you have local modifications :[ERROR] [target/apidocs:unknown][ERROR] [t