<classpathentry kind='@{kind}' path='@{path}'/> Set the 'testproject' property in build.properties Set the 'version.plugin' property in build.properties Set the 'version.webtest' property in build.properties ${basedir}/../grails-acegi-${version.plugin}.zip not found - check version.plugin: ${version.plugin} </classpath> Now run 'cd ../../${testproject}' and then run 'grails run-webtest' to execute WebTests.