Ant 1.5 TroubleshootingThese errors are due to the fact that no XSL Transformer is available in Jakarta Ant 1.5 per default. When you run on JDK 1.4 you have all that for free. DEPRECATED - xslp processor is deprecated. Use trax or xalan instead.java.lang.NoClassDefFoundError: javax/xml/transform/ErrorListener Solution: the xmlApis.jar from Ant 1.5Beta1 do not contain javax.xml.transform Copy one that contains these classes to $ANT_HOME/lib. The one from Xalan 2.3.1 is just fine: xml-apis.jar. It is in xdoclet/lib for your convenience. DEPRECATED - xslp processor is deprecated. Use trax or xalan instead.javax.xml.transform.TransformerFactoryConfigurationError: Provider for javax.xml.transform.TransformerFactory cannot be found Solution: Copy xalan.jar to $ANT_HOME/lib Specifying the TransformerFactory implementationDefine ANT_OPTS : ANT_OPTS=-Djavax.xml.transform.TransformerFactory=org.apache.xalan.processor.TransformerFactoryImpl |