java.lang.NoClassDefFoundError: org/apache/tools/ant/launch/Launcher Caused by: java.lang.ClassNotFoundException: org.apache.tools.ant.launch.Launcher

Oracle Community | chenin | 9 years ago
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    Root Cause Analysis

    1. java.lang.NoClassDefFoundError

      org/apache/tools/ant/launch/Launcher Caused by: java.lang.ClassNotFoundException: org.apache.tools.ant.launch.Launcher

      at java.net.URLClassLoader$1.run()
    2. Java RT
      ClassLoader.loadClassInternal
      1. java.net.URLClassLoader$1.run(URLClassLoader.java:200)
      2. java.security.AccessController.doPrivileged(Native Method)
      3. java.net.URLClassLoader.findClass(URLClassLoader.java:188)
      4. java.lang.ClassLoader.loadClass(ClassLoader.java:306)
      5. sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:276)
      6. java.lang.ClassLoader.loadClass(ClassLoader.java:251)
      7. java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)
      7 frames