It is recommended that you burn and boot from any ISO images PRIOR to uploading them to SourceForge. If you've followed all of the steps in the release guide, they should work flawlessly.
It wouldn't hurt to run the make probe-check against the NST probe.
Figure 4.2. Release Run Time Check
[root@quesadilla nst]# make probe-check HOST=192.168.0.9
... Lot's of output as various checks and tests are made ..
[root@quesadilla nst]# less -R probe-check.log
... Review results of the probe-check output ...
[root@quesadilla nst]#