Building Tomcat Problem

[Gerald Waugh]

When I run <./build.sh dist> I get the following error.
Exception in thread "main" java.lang.NoClassDefFoundError:
org/apache/tools/ant/Main
I have looked and looked, I can't figure it out
Please Help!

Gerald Waugh
Front Street Networks LLC
229 Front Street Suite #C
New Haven, CT 06513-3203
http://FrontStreetNetworks.Com/