/home/dpecka/src/rrd4j_svn/rrd4j Unable to locate tools.jar. Expected to find it in /usr/lib/jvm/java-1.6.0-sun-1.6.0/lib/tools.jar Buildfile: build.xml init: compile: [javac] Compiling 144 source files to /home/dpecka/src/rrd4j_svn/rrd4j/classes BUILD FAILED /home/dpecka/src/rrd4j_svn/rrd4j/build.xml:52: Unable to find a javac compiler; com.sun.tools.javac.Main is not on the classpath. Perhaps JAVA_HOME does not point to the JDK. It is currently set to "/usr/lib/jvm/java-1.6.0-sun-1.6.0/jre" Total time: 0 seconds