I'm getting this error: Caused by: java.lang.ClassCastException: Cannot cast class com.sun.tools.internal.xjc.addon.locator.SourceLocationAddOn to class com.sun.tools.xjc.Plugin
when building the interface-java-jaxws module. I noticed on the FAQ it says to make sure you're running with JAXWS/JAXB 2.1, but I am. .../java -version java version "1.6.0" Java(TM) SE Runtime Environment (build pwi3260-20071123_01) IBM J9 VM (build 2.4, J2RE 1.6.0 IBM J9 2.4 Windows XP x86-32 jvmwi3260-20071121_15015 (JIT enabled) J9VM - 20071121_015015_lHdSMR JIT - r9_20071121_1330 GC - 20071031_AA) JCL - 20071118_01 .../xjc -version xjc version "JAXB 2.1.3 in JDK 1.6" JavaTM Architecture for XML Binding(JAXB) Reference Implementation, (build IBM JAXB 2.1.3 in JDK 1.6) .../wsimport -version JAX-WS RI IBM 2.1.1 in JDK 6 $ mvn -version Maven version: 2.0.8 Java version: 1.6.0 OS name: "windows xp" version: "5.1 build 2600 service pack 2" arch: "x86" Family: "windows" Is this IBM JVM even known to work building Tuscany? Thanks, Scott