diff -up ./build.xml.tests-headless ./build.xml --- ./build.xml.tests-headless 2009-11-09 10:35:40.000000000 +0100 +++ ./build.xml 2009-11-09 10:36:06.000000000 +0100 @@ -466,6 +466,7 @@ <jvmarg value="-Djna.protected=true"/> <jvmarg value="-Djna.builddir=${build}"/> <jvmarg value="${vmopt.arch}"/> + <jvmarg value="-Djava.awt.headless=true"/> <classpath><path refid="test.runpath"/></classpath> <formatter type="xml"/> <batchtest todir="${results.junit}">