When running the update I get the following in a cmd prompt window:

Context is /fw
Unable to load Disk Space related native library.
Exception in thread "Thread-2" java.lang.UnsatisfiedLinkError: getFreeSpace
        at com.adventnet.tools.update.installer.DiskSpace.getFreeSpace(Native Me
thod)
        at com.adventnet.tools.update.installer.ApplyPatch.run(ApplyPatch.java:1
52)
        at java.lang.Thread.run(Unknown Source)

and the Installation Wizard status window does not indicate any process and shows a service pack size of 0.  Please help.