start.smoke.testing.server failed while building CC 2.8.4 from source

[Jason Pernito]

OS: RHEL4
JDK: jdk1.6.0_39
ANT: apache-ant-1.8.4 (also tried binaryrelease/apache-ant-1.7.0-bin.zip)

--run.unit.tests:

-properties.smoke:
[copy] Copying 2 files to
/opt/cruisecontrol/source/cruisecontrol-2.8.4/reporting/dashboard/target/war/WEB-INF/classes

--war-init:
[mkdir] Created dir:
/opt/cruisecontrol/source/cruisecontrol-2.8.4/reporting/dashboard/target/war/libs

--war-copy-libs:
[copy] Copying 46 files to
/opt/cruisecontrol/source/cruisecontrol-2.8.4/reporting/dashboard/target/war/libs

-war.smoke:
[mkdir] Created dir:
/opt/cruisecontrol/source/cruisecontrol-2.8.4/reporting/dashboard/dist
[war] Building war:
/opt/cruisecontrol/source/cruisecontrol-2.8.4/reporting/dashboard/dist/dashboard.war

--war.smoke:

--prepare.smoke.tests:

-start.smoke.testing.server:
[echo] stopping any running jetty server
[echo] starting jetty server
[java] 2013-02-14 21:14:53.590::INFO: Logging to STDERR via
org.mortbay.log.StdErrLog
[java] 2013-02-14 21:14:53.650::INFO: jetty-6.1.11
[java] 2013-02-14 21:14:53.816::INFO: Extract
jar:file:/opt/cruisecontrol/source/cruisecontrol-2.8.4/reporting/dashboard/dist/dashboard.war!/
to /tmp/Jetty_0_0_0_0_9090_dashboard.war__dashboard__-ylq8l7/webapp
[java] 2013-02-14 21:14:54.563::INFO: NO JSP Support for /dashboard,
did not find org.apache.jasper.servlet.JspServlet

BUILD FAILED
/opt/cruisecontrol/source/cruisecontrol-2.8.4/reporting/dashboard/build.xml:303:
The following error occurred while executing this line:
/opt/cruisecontrol/source/cruisecontrol-2.8.4/reporting/dashboard/build.xml:230:
Unable to start jetty server.

Total time: 1 minute 59 seconds

Thanks in advance!