Check the list of Frequently Asked Questions.
Run the config checker utility:
Check the Apache logs for errors. The Apache log files are typically
/var/log/httpd, but the location will
depend on your operating system and how you installed Apache.
Check the Open XDMoD logs for errors. The Open XDMoD logs files are
/var/log/xdmod if the RPM was installed or
/opt/xdmod/logs) if the source package was installed.
Contact us for support.