missing a jar - build failed

[Jyothi Palvai]

Hi all,
Can anyone tell me which jar I am missing a s I get the message below
when I try to build.

Thanks,
Jyothi


C:\strutsFiles\jakarta-struts\build.xml:188:
java.lang.NoClassDefFoundError: jav
ax/xml/transform/Source
--- Nested Exception ---
java.lang.NoClassDefFoundError: javax/xml/transform/Source
        at java.lang.Class.forName0(Native Method)
        at java.lang.Class.forName(Class.java:120)
        at
org.apache.tools.ant.taskdefs.XSLTProcess.setProcessor(XSLTProcess.ja
va:229)
        at
org.apache.tools.ant.taskdefs.XSLTProcess.execute(XSLTProcess.java:13
7)
        at org.apache.tools.ant.Target.execute(Target.java:153)
        at org.apache.tools.ant.Project.runTarget(Project.java:898)
        at org.apache.tools.ant.Project.executeTarget(Project.java:536)
        at org.apache.tools.ant.Project.executeTargets(Project.java:510)
        at org.apache.tools.ant.Main.runBuild(Main.java:421)
        at org.apache.tools.ant.Main.main(Main.java:149)