SwVBAddin for SW 2009SP1 on Vista 64 does not work OOB

Vista 64 Business
SolidWorks 2009 SP 1
Visual Studio 2005 w/ SP1 and Vista SP1 Upgrade

Created a new addin using the SwVBAddin template. Builds clean, butdoes not register in HKLM/SOFTWARE/SolidWorks/Addins. Does not showup in SW addins list when running in "debug" mode. Same steps workon Vista 32.SolidworksApi macros