Don't know what the issue could be, but I would try:
~/Library/App support/Reaper/User plugins/
- MacBook Pro 2010, latest OSX, latest 32bit Reaper (Registered)
- Behringer FCA610, Focusrite Saffire Pro 24 DSP (+ADA8000)
- Focal Alpha 65, Focal CMS 40, Focal Spirit Professional
Last edited by mrelwood; 03-09-2012 at 05:03 PM.