How to run TuxGuitar in 10.6 OS X
These steps are no longer necessary as of version 1.2, update OS X to 10.6.4 and download the newest version here:
If you do update, don't forget to switch the 64-bit version to preferred.
How to get TuxGuitar to work with Snow Leopard 10.6!!!
This is very simple. Just follow the instructions :)
1.) Open up your Java Preferences located under Applications/Utilities
2.) Change the "Java Applications" preferred version to 32-bit by dragging it above the 64 bit version.
3.) Run TuxGuitar and enjoy!!!
Credits to Auria on the forum for figuring this out!!!