Just does not work

iMac 3.4GHz Intel Core i7 16GB RAM running 10.6.8 and this software will not start up. Ive re-installed--nothing. Ive gone back to the older version and no problems. I would love to use the newer version, I can only hope Garmin will make a fix.

"Calvin" about Garmin BaseCamp, v3.2.1